TY - CPAPER AU - Tatyana Aleksandrova TI - AN EXPERIMENTAL AND THEORETICAL APPROACH TO THE ASSESSMENT OF THE SPECIFIC SURFACE OF APATITE-NEPHELINE ORE IN THE PROCESS OF GRINDING T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, SCIENCE AND TECHNOLOGIES IN GEOLOGY, EXPLORATION AND MINING PY - 2015 DO - 10.5593/sgem2015/b11/s4.073 PB - Stef92 Technology ER -