http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Proceedings of the 11th International Conference on Cosmic Rays, Budapest, August 25 - September 4, 1969
International Conference on Cosmic Rays 1969 : Budapest, Hungary)
International Union of Pure and Applied Physics
Held under the auspices of the Commission on Cosmic Rays of the International Union of Pure and Applied Physics.