TY - CPAPER AU - S.E. Jalali AU - A. M. Beiranvand AU - M. Eftekhari TI - APPLICATION OF LARGE UNDERGROUND SPACES IN HARD ROCKS: PAST, PRESENT AND THE FUTURE T2 - 9th International Multidisciplinary Scientific GeoConference SGEM2009 PY - 2009 SP - 349 EP - 356 PB - SGEM Scientific GeoConference ER -