TY - CPAPER AU - I. Lesso AU - P. Flegner AU - P. Horovcak AU - M. Sujansky AU - E. Spak TI - APPLICATION OF VECTOR QUANTISATION METHOD FOR EFFECTIVE AND QUALITY PROCESS CONTROL OF ROCKS DISINTEGRATION BY ROTARY DRILLING T2 - 9th International Multidisciplinary Scientific GeoConference SGEM2009 PY - 2009 SP - 115 EP - 122 PB - SGEM Scientific GeoConference ER -