(3GdCYeGd GdbhejI dSGWY GdMUQj GdbSe(B2 :s (3CMGOjK aj GdJQHjI h GdELJeGY (B/s - (3GdMUQj ,CHh NdOhf SGWYs ((3HjQhJ (B:s (3eQcR OQGSGJ GdhMOI GdYQHjI ,s, 1985)
Keywords: (3GdhMOI GdbhejIs; (3GdJQGK Gdbhejs; (3GdbhejI GdYQHjI s