http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
proceedings of the IX international colloquium, held at Cocoyoc, Mexico, June 23-27, 1980
International Colloquium on Group Theoretical Methods in Physics 1980 : Cocoyoc, Mexico)
xxvi, 629 pages : illustrations ; 25 cm.
Includes bibliographical references and index.