North Atlantic Treaty Organization Scientific Affairs Division, NATO Advanced Research Workshop on Approaches to Handling Environmental Problems in the Mining and Metallurgical Regions of NIS Countries, Filho, W. L., & Butorina, I. (2003). Approaches to handling environmental problems in the mining and metallurgical regions. Kluwer Acad. Publ..

North Atlantic Treaty Organization Scientific Affairs Division, NATO Advanced Research Workshop on Approaches to Handling Environmental Problems in the Mining and Metallurgical Regions of NIS Countries, Walter Leal Filho, and Irina Butorina. Approaches to Handling Environmental Problems in the Mining and Metallurgical Regions. Dordrecht ; Boston ; London: Kluwer Acad. Publ., 2003.

North Atlantic Treaty Organization Scientific Affairs Division, et al. Approaches to Handling Environmental Problems in the Mining and Metallurgical Regions. Kluwer Acad. Publ., 2003.