Environmental problems of Donetsk coal mining basin and the ways of their solution

by Matlak, Evgenij, Artamonov, Vladimir, Moroz, Oleg, Vigovskaja, Daniela
Source: 1. 6th Conference on environment and mineral processing, part I 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2002 1. 8024800713 1. S. 127-132