http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Proceedings of the International Conference Efficiency in Process Technology, held in Athens Greece, 19-22 October 1992
International Conference on Energy Effficiency in Process Technology (9-22 October 1992 Athens.
International Conference Efficiency in Process Technology ; Edited by P. A. Pilavachi.