http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
[Proceedings of the Fourth Symposium in Applied Mathematics of the American Mathematical Society
Symposium in Applied Mathematics 1951 : University of Maryland)
Cosponsored by the U.S. Naval Ordnance Laboratory].
Proceedings of symposia in applied mathematics ; v. 4