TY - CPAPER AU - H. Hassani AU - S. Arshadnejad TI - EFFECT OF BRITTLE-DUCTILE THRUST WEDGES ON THE LEFT PRESSURE SHAFT COLLAPSE OF SIAH BISHEH DAM, NORTH IRAN T2 - 7th International Scientific Conference - SGEM2007 PY - 2007 PB - SGEM Scientific GeoConference ER -