TY - CPAPER AU - Justyna Auguscik AU - Jacek Mucha AU - Jerzy Wojtowicz TI - DIFFICULTIES IN RELIABLE ESTIMATION OF ARSENIC RESOURCES IN THE CU-AG ORE DEPOSITS (THE FORE-SUDETIC MONOCLINE, POLAND) T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Science and Technologies in Geology, Exploration and Mining PY - 2017 SP - 125 EP - 132 DO - 10.5593/sgem2017/11/s01.016 PB - STEF92 Technology ER -