Issues concerning the environment pollution within C.N.C.A.F. "MINVEST" SA Deva mining areas

Autor Arad, Victor, Chindris, Gheorghe
Zdroj: 1. 5th Conference on environment and mineral processing, part I 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2000 1. 8070787651 1. S. 5-9