Rybar, Pavol, Molokac, Mario, Hvizdak, Ladislav, Strba, Lubomir, Bohm, Jozsef. "UPPER HUNGARIAN MINING ROUTE." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 14th SGEM GeoConference on ECOLOGY, ECONOMICS, EDUCATION AND LEGISLATION (2014). https://doi.org/10.5593/sgem2014/b51/s20.108