http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Index. Formula index 2nd supplement C₃₃-Cf
8th edition / Achte, völlig neu bearbeitete Auflage.
by Rainer Bohrer, Helga Hartwig, Renate Jonuschat, Bernd Kalbskopf, Renate Nohl, Uwe Nohl, Hans-Jürgen Richter-Ditten, Paul Velić, Rudolf Warncke ; edited by Helga Hartwig.