Technical measures and solutions to diminish pollution of the Jiu river resulted from the activity of bituminous coal extraction in the Jiu valley

Autor Păunescu, Alina
Zdroj: 1. 7th Conference on environment and mineral processing, part I 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2003 1. 80-248-0247-3 1. S. 257-262