THE IMPORTANCE OF ENERGY WILLOW RECULTIVATION WASTE DUMPS AND HEAPS AND MINING EXCAVATION. zeszyty [Internet]. 2021 Jan. 21 [cited 2025 Jul. 20];1(18):67-76. Available from: https://ezeszyty.wne.tu.koszalin.pl/index.php/zeszyty/article/view/181