(3eGPG HYO MQH QeVGf (B- (3adSWjf hGdhWf GdYQHi ai YGde GdZO (B/ s - (3GMeO UObi GdOLGfis ([S.N] : (3d(B. (3eGSfjhf , s, 1989)
Keywords: (3GdYUQ GdMOjKs; (3eUQs; (3GdYGde GdYQHis; (3JGQjNs; (3adSWjfs; (3MQH GcJhHQ (B1973s