ARRBogdanović, GrozdankaStanković, VelizarS. Trumić, MajaAntić, DejanTrumić, Milan2023-12-252023-12-2520161450-595910.5937/JMMA1601045Bhttp://www.jmma.tfbor.bg.ac.rs/Volumes/2016/05.pdfhttps://repozitorijum.tfbor.bg.ac.rs/handle/123456789/147enLeaching of Low-Grade Copper Ores: A Case Study for " Kraku Bugaresku-Cementacija" Deposits (Eastern Serbia)article