Pure sciences and exact or mathematical sciences, including astronomy, mechanics and mathematical physics.
| Acronym | Sense | Language | Topics |
|---|---|---|---|
| VeBoc | Veröffentlichungen des Astronomischen Instituts der Ruhr-Universität Bochum | In German | → Serial publications, periodicals → Astronomy |
| VeBon | Veröffentlichungen des Astronomischen Instituts der Universität Bonn | In German | → Serial publications, periodicals → Astronomy |
| VeFra | Veröffentlichungen des Astronomischen Instituts der Universität Frankfurt | In German | → Serial publications, periodicals → Astronomy |
| VEGF | Vascular Endothelial Growth Factor | In English | → Hormones |
| VeGoe | Veröffentlichungen der Universitäts-Sternwarte zu Göttingen | In German | → Serial publications, periodicals → Astronomy |
| VeHei | Veröffentlichungen der Badischen Sternwarte zu Heidelberg | In German | → Serial publications, periodicals → Astronomy |
| VeJen | Veröffentlichungen der Universitäts-Sternwarte zu Jena | In German | → Serial publications, periodicals → Astronomy |
| VeKar | Veröffentlichungen der Großherzoglichen Sternwarte zu Karlsruhe | In German | → Serial publications, periodicals → Astronomy |
| VeKie | Veröffentlichungen der Universitäts-Sternwarte Kiel | In German | → Serial publications, periodicals → Astronomy |
| VeKoe | Veröffentlichungen der Universitäts-Sternwarte Königsberg | In German | → Serial publications, periodicals → Astronomy |
| VeLei | Veröffentlichungen der Universitätssternwarte zu Leipzig | In German | → Serial publications, periodicals → Astronomy |
| VeLeWe | Vereniging Leraars Wetenschappen (www.velewe.be) | In Dutch | → Organizations and associations → Education → Belgium |
| VeMun | Veröffentlichungen der Sternwarte München | In German | → Serial publications, periodicals → Astronomy |
| VEN | Verein zur Erhaltung der Nutzpflanzenvielfalt | In German | → Organizations and associations → 5023 → Ecology |
| VEN | Vlaams Ecologisch Netwerk | In Dutch | → Organizations and associations → 5023 → Belgium |
| VERITAS | Very Energetic Radiation Imaging Telescope Array System | In English | → Observatories |
| VeSon | Veröffentlichungen der Sternwarte Sonneberg | In German | → Serial publications, periodicals → Astronomy |
| VeWFS | Veröffentlichung der Wilhelm Foerster Sternwarte | In German | → Serial publications, periodicals → Astronomy |
| VeZPE | Veroffentlichungen des Zentralinstituts Physik der Erde | In German | → Serial publications, periodicals → Geophysics |
| VGRF | Variable-Gravity Research Facility | In English | → Research institutes → Astronomy → Astronautics |
| VHO | Virtual Heliospheric Observatory (http://https://vho.gsfc.nasa.gov/) | In English | → Observatories → Data → Solar system |
| VIDH | Virus Immunitarii Defectus Humanae = VIH | Virus de l'Immunodéficience Humaine | In French = HIV | Human Immunodeficiency Virus | In English = VIH | Virus d'Inmunodeficencia Humana | In Asturian = VIH | Vírus da imunodeficiência humana | In Portuguese = ŽIV | Žmogaus Imunodeficito Virusas | In Lithuanian = ХИВ | Хумане имунодефицијенције | In Serbian = MIV | Menslike Immuniteitsgebreksvirus | In Afrikaans = HIV | Humani Imunodeficientni Virus | In Slovenian = ВИЧ | Вирус иммунодефицита человека | In Russian = GIB | Giza Immunoeskasiaren Birusa | In Basque = HIV | Humaan Immunodeficiëntie Virus | In Dutch |
In Latin | → Virology → Immunology and allergy → Infectious diseases |
| VIH | Virus de l'Immunodéficience Humaine = VIDH, HIV, ŽIV, ХИВ, MIV, ВИЧ, GIB (look above) |
In French | → Virology → Immunology and allergy → Infectious diseases |
| VIH | Virus d'Inmunodeficencia Humana = VIDH, HIV, ŽIV, ХИВ, MIV, ВИЧ, GIB (look above) |
In Asturian | → Virology → Immunology and allergy → Infectious diseases |
| VIH | Vírus da imunodeficiência humana = VIDH, HIV, ŽIV, ХИВ, MIV, ВИЧ, GIB (look above) |
In Portuguese | → Virology → Immunology and allergy → Infectious diseases |
| VilCo | Villanova University Observatory Contributions | In English | → Serial publications, periodicals → Astronomy |
| VIP | Vasoaktives intestinales Peptid | In German | → Biochemistry, biophysics → Blood and circulatory system |
| VISTAR | Visible Space Tracking and Reconnaissance | In English | → Astronomy → Astronautics |
| VLBI | Very Long Baseline Interferometer | In English | → Optics |
| VLDLR | Very Low-Density Lipoprotein Receptor | In English | → Proteins |
| VLP | Virus-Like Particle | In English | → Virology → Medicine |
| VLPE | Very Long Period Experiment | In English | → Applied sciences, technology |
| VLT | Very Large Telescope | In French | → Astronomy |
| VMIS | Visual Marine Information Systems | In English | → Libraries → Marine research, oceanography |
| VMM | Veille Météorologique Mondiale | In French | → Meteorology, climatology |
| VNG | Vierteljahrsschrift der Naturforschenden Gesellschaft in Zürich | In German | → Serial publications, periodicals |
| VnMP | Vychislitel'nye Metody i Programmirovanie | In Russian | → Serial publications, periodicals → Computer science → Mathematics |
| VOCALS | VAMOS Ocean-Cloud-Atmosphere-Land Study (www.eol.ucar.edu/projects/vocals/) | In English | → Meteorology, climatology → Hydrology |
| VOIR | Venus Orbiting Imaging Radar | In English | → Astronomy → Astronautics |
| VPMC | Ventromediale Prefrontale Cortex | In English | → Biological sciences → Anatomy |
| VRM | Venus Radar Mapper | In English | → Astronomy → Astronautics |
| VROM | Ministerie van Volkshuisvesting, Ruimtelijke Ordening en Milieubeheer (www.vrom.nl) | In Dutch | → Central administration → Accommodation → 5023 → Netherlands |
| VRS | Virus Respiratoire Syncytial = RSV | Respiratory Syncytial Virus | In English |
In French | → Virology → Infectious diseases |
| VRSB | Virus Respiratoire Syncytial Bovin | In French | → Virology → Infectious diseases |
| VRSB | Vaillancourt, Robitaille, Savoie, Bédard et associés | In French | → Geodesy, cartography |
| VRSH | Virus Respiratoire Syncytial Humain | In French | → Virology → Infectious diseases |
| VSG | Verband zum Schutze des Greifensees | In German | → Organizations and associations → Environmental protection → Threats to the environment |
| VSJ | Volcanological Society of Japan | In English | → Organizations and associations → 55121 |
| VSMC | Vascular Smooth Muscle Cell | In English | → Blood and circulatory system → 5763 |
| VSOLB | Variable Star Observers League in Japan - Bulletin | In English | → Serial publications, periodicals → Astronomy |
| VSSCi | Royal Astronomical Society of New Zealand, Variable Star Section Circulars | In English | → Serial publications, periodicals → Astronomy |
| VSSRe | Royal Astronomical Society of New Zealand, Variable Star Section Reprints | In English | → Serial publications, periodicals → Astronomy |
| VSSSC | Royal Astronomical Society of New Zealand, Variable Star Section Special Circulars | In English | → Serial publications, periodicals → Astronomy |
| VSV-G | Vesicular Stomatitis Virus G | In English | → Virology |
| VTEC | Verotoxin-Producing Escherichia Coli | In English | → Biological sciences → Pathology |
| VTIU | (Institut für) Verfahrenstechnik des industriellen Umweltschutzes | In German | → Environmental protection |
| VULGAR | Verbose Useful Labelled Gapped Alignment Report | In English | → Genetics → Biotechnology |
| VUW | Veterinärmedizinische Universität Wien (http://https://vetmeduni.ac.at/) | In German | → Higher education, universities → Zoology → Veterinary medicine → Austria |
| VVORe | Van Vleck Observatory Reprints | In English | → Serial publications, periodicals → Astronomy |
| VVWL | Vlaamse Vereniging van Wiskundeleraren (www.vvwl.be) | In Dutch | → Organizations and associations → Education → Mathematics → Belgium |
| VWGÖ | Verband wissenschaftlicher Gesellschaften Österreichs (www.vwgoe.at) | In German | → Organizations and associations → Austria |
| VWO | Voorbereidend Wetenschappelijk Onderwijs | In Dutch | → Education |
| W | Watt | In many languages | → Physics → Electrical engineering |
| W | Tryptophan = W | ট্রিপ্টোফ্যান | In Bengali = W | Triptòfan | In Catalan = W | Tryptofan | In Danish = W | Tryptophan | In German = W | Triptófano | In Spanish = W | Triptofano | In Esperanto = W | Tryptophane | In French = W | 트립토판 | In Korean = W | Triptofan | In Indonesian = W | Triptofano | In Italian = W | טריפטופן | In Hebrew = W | Triptofāns | In Latvian = W | Tryptophan | In Letzeburgesh = W | Triptofanas | In Lithuanian = W | Tryptofaan | In Dutch = W | トリプトファン | In Japanese = W | Tryptofan | In Norwegian = W | Tryptofan | In Polish = W | Triptófano | In Portuguese = W | Triptofan | In Romanian = W | Триптофан | In Russian = W | Tryptofán | In Slovak = W | Tryptofaani | In Finnish = W | Tryptofan | In Swedish = W | Triptofan | In Turkish = W | Триптофан | In Ukrainian = W | 色氨酸 | In Chinese |
In English | → Biochemistry, biophysics |
| W | ট্রিপ্টোফ্যান = (look above) |
In Bengali | → Biochemistry, biophysics |
| W | Triptòfan = (look above) |
In Catalan | → Biochemistry, biophysics |
| W | Tryptofan = (look above) |
In Danish | → Biochemistry, biophysics |
| W | Tryptophan = (look above) |
In German | → Biochemistry, biophysics |
| W | Triptófano = (look above) |
In Spanish | → Biochemistry, biophysics |
| W | Triptofano = (look above) |
In Esperanto | → Biochemistry, biophysics |
| W | Tryptophane = (look above) |
In French | → Biochemistry, biophysics |
| W | 트립토판 = (look above) |
In Korean | → Biochemistry, biophysics |
| W | Triptofan = (look above) |
In Indonesian | → Biochemistry, biophysics |
| W | Triptofano = (look above) |
In Italian | → Biochemistry, biophysics |
| W | טריפטופן = (look above) |
In Hebrew | → Biochemistry, biophysics |
| W | Triptofāns = (look above) |
In Latvian | → Biochemistry, biophysics |
| W | Tryptophan = (look above) |
In Letzeburgesh | → Biochemistry, biophysics |
| W | Triptofanas = (look above) |
In Lithuanian | → Biochemistry, biophysics |
| W | Tryptofaan = (look above) |
In Dutch | → Biochemistry, biophysics |
| W | トリプトファン = (look above) |
In Japanese | → Biochemistry, biophysics |
| W | Tryptofan = (look above) |
In Norwegian | → Biochemistry, biophysics |
| W | Tryptofan = (look above) |
In Polish | → Biochemistry, biophysics |
| W | Triptófano = (look above) |
In Portuguese | → Biochemistry, biophysics |
| W | Triptofan = (look above) |
In Romanian | → Biochemistry, biophysics |
| W | Триптофан = (look above) |
In Russian | → Biochemistry, biophysics |
| W | Tryptofán = (look above) |
In Slovak | → Biochemistry, biophysics |
| W | Tryptofaani = (look above) |
In Finnish | → Biochemistry, biophysics |
| W | Tryptofan = (look above) |
In Swedish | → Biochemistry, biophysics |
| W | Triptofan = (look above) |
In Turkish | → Biochemistry, biophysics |
| W | Триптофан = (look above) |
In Ukrainian | → Biochemistry, biophysics |
| W | 色氨酸 = (look above) |
In Chinese | → Biochemistry, biophysics |
| W&S | Wärme und Stoffübertragung | In German | → Serial publications, periodicals → Thermodynamics |
| WAA | Wiener Arbeitsgemeinschaft für Astronomie | In German | → Associations → Astronomy → Austria |
| WasOA | Washburn Observatory Astrophysics | In English | → Serial publications, periodicals → Astronomy → Observatories → United States |
| WASP | Water and Steam Properties | In English | → Software → Thermodynamics |
| WBC | Western Boundary Current | In English | → Earth sciences |
| WCB | Wildlife Conservation Board | In English | → Environmental protection |
| WCED | World Commission on Environment and Development | In English | → International relations → 5023 → Development |
| WCRP | World Climate Research Programme (http://wcrp.wmo.int) | In English | → Meteorology, climatology |
| WCV | Wiener Coleopterologenverein | In German | → Organizations and associations → Zoology → Austria |
| WDVS | Wärmedämmverbundsystem | In German | → Thermodynamics → Construction |
| WFE | Wings For Earth (www.wingsforearth.org) | In English | → Organizations and associations → 5023 |
| WFPC | Wide Field Planetary Camera | In English | → Astronomy |
| WGGG | Wydział Geoinżynierii, Górnictwa i Geologii | In Polish | → Earth sciences |
| WGS | Whole Genome Shotgun | In English | → Biotechnology → Genetics |
| WHOI | Woods Hole Oceanographic Institution (www.whoi.edu) | In English | → Research institutes → Marine research, oceanography |
| WIBR | Wolfson Institute for Biomedical Research | In English | → Research institutes → Biological sciences → Medicine |
| WilOO | Williamstown Observatory Observations | In English | → Serial publications, periodicals → Astronomy |
| WinAR | Windsor Observatory Annual Report | In English | → Serial publications, periodicals → Astronomy |
| WINDII | Wind Imaging Interferometer | In English | → Meteorology, climatology |
| WINDS | Weather Information Network Display System | In English | → Meteorology, climatology |
| WIRE | Wide-field Infrared Explorer | In English | → Astronautics → Astronomy |
| WIS | Water Information System | In English | → Hydrology → Environmental technology, water supply, waste management |
| WISE | Wide-field Infrared Survey Explorer | In English | → Astronautics → Astronomy |
| WISHE | Wind-Induced Surface Heat Exchange | In English | → Meteorology, climatology |
| WisZe | Wissenschaftliche Zeitschrift | In German | → Serial publications, periodicals |
| WLN | Wiswesser Line Notation | In English | → Data → Chemistry |
| WMO | World Meteorological Organization (www.wmo.int) = MMO | Monda Meteologia Organizo | In Esperanto = OMM | Organisation Météorologique Mondiale | In French |
In English | → Organizations and associations → Meteorology, climatology → United Nations |
| WMV | Watermelon Mosaic Virus | In English | → Virology → Agricultural sciences |
| WNV | West Nile Virus | In English | → Virology → Infectious diseases |
| WOCE | World Ocean Circulation Experiment | In English | → Marine research, oceanography |
| WOMBAT | Wavelength-Oriented Microwave Background Analysis Team | In English | → Astronomy |
| WONDERS | Welcome to Observations, News & Demonstrations of European Research & Science | In English | → Research policy |
| WOS | Washington Ornithological Society (www.wos.org) | In English | → Organizations and associations → Zoology → United States |
| WRD | Water Resource Database | In English | → Libraries → Hydrology → 627 → Environmental technology, water supply, waste management |
| WRI | Water Research Institute | In English | → Research institutes → Hydrology → Environmental technology, water supply, waste management |
| WroRe | Wroclaw Astronomical Observatory Reprints | In English | → Serial publications, periodicals → Astronomy |
| WRPRC | Wisconsin Regional Primate Research Center (www.primate.wisc.edu) | In English | → Research institutes → Primates → United States |
| WSSD | World Summit on Sustainable Development = CMDS | Cumbre Mundial sobre el Desarrollo Sostenible | In Spanish = SMDD | Sommet Mondial sur le Développement Durable | In French = CMDS | Cúpula Mundial de Desenvolvimento Sustentável | In Portuguese |
In English | → International relations → Environmental protection |
| WTCCMR | Wellcome Trust Centre for Cell-Matrix Research | In English | → Research institutes → Cytology → Biochemistry, biophysics |
| WUA | Wiener Umweltanwaltschaft (www.wien.gv.at/wua/) | In German | → Municipal administration → 5023 → Austria |
| WWF | World Wildlife Fund (www.wwf.org) | In English | → Organizations and associations → 5023 → Threats to the environment |
| WWF | World Water Forum | In English | → Hydrology → 626 → Environmental technology, water supply, waste management |
| WWF | World Wide Fund for Nature | In English | → Environmental protection → Threats to the environment |
| WWRP | World Weather Research Programme | In English | → Meteorology, climatology |
| XEUS | X-Ray Evolving Universe Spectroscopy Mission | In English | → Astronautics → Astronomy |
| XFH | X-ray fluorescence Holography | In English | → Optics |
| XMCD | X-ray Magnetic Circular Dichroism | In English | → Electricity, magnetism, electromagnetism → Materials science |
| XMDS | eXtensible Multi-Dimensional Simulator | In English | → Computer simulation → Mathematics |
| XRD | X-Ray Diffraction | In English | |
| XRF | X-Ray Fluorescence | In English | |
| Y | Tyrosine = Y | تيروسين | In Arabic = Y | Tirosina | In Catalan = Y | Tyrosin | In Danish = Y | Tyrosin | In German = Y | Tirosina | In Spanish = Y | Tirozino | In Esperanto = Y | Tyrosine | In French = Y | 티로신 | In Korean = Y | Tirosin | In Indonesian = Y | Tirosina | In Italian = Y | טירוזין | In Hebrew = Y | Tirozīns | In Latvian = Y | Tyrosin | In Letzeburgesh = Y | Tirozinas | In Lithuanian = Y | Tyrosine | In Dutch = Y | ja:チロシン | In Japanese = Y | Tyrozyna | In Polish = Y | Tirosina | In Portuguese = Y | Тирозин | In Russian = Y | Tirosin | In Sundanese = Y | Tyrosiini | In Finnish = Y | Tyrosin | In Swedish = Y | Тирозин | In Ukrainian = Y | 酪氨酸 | In Chinese |
In English | → Biochemistry, biophysics |
| Y | تيروسين = (look above) |
In Arabic | → Biochemistry, biophysics |
| Y | Tirosina = (look above) |
In Catalan | → Biochemistry, biophysics |
| Y | Tyrosin = (look above) |
In Danish | → Biochemistry, biophysics |
| Y | Tyrosin = (look above) |
In German | → Biochemistry, biophysics |
| Y | Tirosina = (look above) |
In Spanish | → Biochemistry, biophysics |
| Y | Tirozino = (look above) |
In Esperanto | → Biochemistry, biophysics |
| Y | Tyrosine = (look above) |
In French | → Biochemistry, biophysics |
| Y | 티로신 = (look above) |
In Korean | → Biochemistry, biophysics |
| Y | Tirosin = (look above) |
In Indonesian | → Biochemistry, biophysics |
| Y | Tirosina = (look above) |
In Italian | → Biochemistry, biophysics |
| Y | טירוזין = (look above) |
In Hebrew | → Biochemistry, biophysics |
| Y | Tirozīns = (look above) |
In Latvian | → Biochemistry, biophysics |
| Y | Tyrosin = (look above) |
In Letzeburgesh | → Biochemistry, biophysics |
| Y | Tirozinas = (look above) |
In Lithuanian | → Biochemistry, biophysics |
| Y | Tyrosine = (look above) |
In Dutch | → Biochemistry, biophysics |
| Y | ja:チロシン = (look above) |
In Japanese | → Biochemistry, biophysics |
| Y | Tyrozyna = (look above) |
In Polish | → Biochemistry, biophysics |
| Y | Tirosina = (look above) |
In Portuguese | → Biochemistry, biophysics |
| Y | Тирозин = (look above) |
In Russian | → Biochemistry, biophysics |
| Y | Tirosin = (look above) |
In Sundanese | → Biochemistry, biophysics |
| Y | Tyrosiini = (look above) |
In Finnish | → Biochemistry, biophysics |
| Y | Tyrosin = (look above) |
In Swedish | → Biochemistry, biophysics |
| Y | Тирозин = (look above) |
In Ukrainian | → Biochemistry, biophysics |
| Y | 酪氨酸 = (look above) |
In Chinese | → Biochemistry, biophysics |
| YACAS | Yet Another Computer Algebra System | In English | → Algebra → Integral calculus → Computer-based techniques |
| YAG | Yttrium-Aluminum-Garnet | In English | → Chemical technology → Optics |
| YalAR | Annual report of the Astronomer of the Winchester Observatory of Yale College | In English | → Serial publications, periodicals → Astronomy |
| YES | Yokohama Institute for Earth Sciences | In English | → Research institutes → Earth sciences |
| YKO | Yeast Knock-Out | In English | → Biological sciences |
| ZA | Zeitschrift fur Astrophysik | In German | → Serial publications, periodicals → Astronomy |
| ZAAC | Zeitschrift fur Anorganische und Allgemeine Chemie | In German | → Serial publications, periodicals → Chemistry |
| ZAC | Zone d'Atmosphère Contrôlée | In French | → Biological sciences → Pharmacology, toxicology |
| ZaLab | Zavodskaia Laboratoriia = ZaLab | Заводская лаборатория | In Russian |
In Russian | → Serial publications, periodicals → Applied sciences, technology |
| ZaLab | Заводская лаборатория = (look above) |
In Russian | → Serial publications, periodicals → Applied sciences, technology |
| ZAMG | Zentralanstalt für Meteorologie und Geodynamik | In German | → Meteorology, climatology → Geophysics |
| ZaMM | Zeitschrift Angewandte Mathematik und Mechanik | In German | → Serial publications, periodicals → Mathematics → Mechanical engineering |
| ZaMP | Zeitschrift Angewandte Mathematik und Physik | In German | → Serial publications, periodicals → Mathematics → Physics |
| ZAPhy | Zeitschrift fur Angewandte Physik | In German | → Serial publications, periodicals → Physics |
| ZEAPC | Zeitschrift für Elektrochemie und Angewandte Physikalische Chemie | In German | → Serial publications, periodicals → Chemistry |
| ZeiPh | Zeitschrift Physik | In German | → Serial publications, periodicals → Physics |
| ZeMet | Zeitschrift fur Meteorologie | In German | → Serial publications, periodicals → Meteorology, climatology |
| ZemVs | Zemlia i Vselennaia = ZemVs | Земля и вселенная | In Russian |
In Russian | → Serial publications, periodicals → Astronomy → Earth sciences |
| ZemVs | Земля и вселенная = (look above) |
In Russian | → Serial publications, periodicals → Astronomy → Earth sciences |
| ZEP | Zone d'Environnement Protégé | In French | → Regional planning → Environmental protection |
| ZEP | Zero Emission Fossil Fuel Power Plants (www.zero-emissionplatform.eu) | In English | → Energy economics → 5023 → Europe |
| ZERMOS | Zones Exposées à des Risques liés aux Mouvements du Sol et du Sous-Sol | In French | → Seismology, earthquakes → Accidents, risks, safety |
| ZFHDG | Zeitschrift der Fachsektion Hydrogeologie in der Deutschen Geologischen Gesellschaft | In German | → Serial publications, periodicals → Hydrology |
| ZGeo | Zeitschrift fur Geophysik | In German | → Serial publications, periodicals → Earth sciences → Physics |
| ZGlGl | Zeitschrift fur Gletscherkunde und Glazialgeologie | In German | → Serial publications, periodicals → Earth sciences |
| ZGMV | Zucchinigelbmosaikvirus = ZYMV | Zucchini Yellow Mosaic Virus | In English |
In German | → Virology → Agricultural sciences |
| ZhETF | Zhurnal eksperimental'noi i teoreticheskoi fiziki |
In Russian | → Serial publications, periodicals → Physics |
| ZhFK | Zhurnal Fizicheskoi Khimii | In Russian | → Serial publications, periodicals → Physics → Chemistry |
| ZhPS | Zhurnal Prikladnoi Spektroskopii | In Russian | → Serial publications, periodicals → Analytical chemistry |
| ZhTFi | Zhurnal Tekhnicheskoi Fiziki | In Russian | → Serial publications, periodicals → Physics |
| ZICO | Zone Importante pour la Conservation des Oiseaux | In French | → Environmental protection → Zoology |
| ZICO | Zone d'Inspection Communautaire pour les Oiseaux | In French | → Regional planning → Environmental protection |
| ŽIV | Žmogaus Imunodeficito Virusas = VIDH, VIH, HIV, ХИВ, MIV, ВИЧ, GIB (look above) |
In Lithuanian | → Virology → Immunology and allergy → Infectious diseases |
| ZKri | Zeitschrift fur Kristallographie | In German | → Serial publications, periodicals → Crystallography |