Serafimovski, Todor, Barutskij, Vasilij, Filev, Kiril, Tasev, Goran. "Cu-Au VALORIZATION FROM POORLY MINERALIZED ORE BODIES IN THE BUCHIM COPPER MINE, EASTERN MACEDONIA." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on SCIENCE AND TECHNOLOGIES IN GEOLOGY, EXPLORATION AND MINING (2013): 381 - 388 pp. https://doi.org/10.5593/sgem2013/ba1.v1/s03.021