TY - CPAPER AU - I. Zeqiri AU - S. Kastrati AU - S. Kelmendi AU - M. Hetemi AU - R. Zeqiri TI - THE VENTILATION PROBLEMS AT THE DEEP HORIZONS OF THE TREPCA MINE IN STANTERG T2 - 9th International Multidisciplinary Scientific GeoConference SGEM2009 PY - 2009 SP - 545 EP - 550 PB - SGEM Scientific GeoConference ER -