(3MQH GcJhHQ YGe (B1973 (3OQGSI hOQhS (B/ s - (3eMeO ahRis; (3eMeO GSeGYjd Ydis ([S.N] : (3OGQ GdeSJbHd GdYQHi , s, 1989)
Keywords: (3eUQs; (3JGQjN MOjKs; (3MQH GcJhHQ (B1973s