http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
proceedings of a workshop held at the University of Bielefeld, Germany, June-July 1977
edited by J. L. Mennicke ; [assisted by F. J. Grunewald, G. Havas, M. F. Newman].
Lecture notes in mathematics (Springer-Verlag) ; 806