http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
held at Nikko on the occasion of the International Conference on Theoretical Physics, September, 1953, Tokoyo & Kyoto
Symposium on Molecular Physics (1953 : Nikko)
International Conference of Theoretical Physics (1953 : Kyoto and Tokyo)