Chrzan, Tadeusz. “RECULTIVATION OF THE DUMPING AREAS AND WATER MANAGEMENT ON THE EXAMPLE OF BROWN COAL OPEN-PIT ‘ KONIN ’”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 1 (June 27, 1997): 18–25. Accessed November 21, 2024. https://journals23.rta.lv/index.php/ETR/article/view/1855.