(3eLeY GdRhGFO h efHY GdahGFO (B/ s - (3GdgjKej, fhQ GdOjf CHh GdMSf Ydj Hf (B....s; (3EHf MLQ, GdYQGbjs ((3HjQhJ (B:s (3OGQ GdcJH GdYdejI,s, 1988)
Keywords: (3GdESdGes; (3GdMOjK GdTQjas