ARRTrumić, MilanBanješević, MiodragSokolović, JovicaSvrkota, Igor2023-12-252023-12-2520151450-5959http://www.jmm-mining.com/https://repozitorijum.tfbor.bg.ac.rs/handle/123456789/1211enJMM Section A - Mining Volume 51 (1) 2015article