http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Chemistry for protection of the environment, 1985
proceedings of the fifth international conference, Leuven, Belgium, 9-13 September 1985
edited by Ł. Pawłowski, G. Alaerts, W.J. Lacy.
Conference sponsored by the United States Environmental Protection Agency ... [et al.].