(3ZjfjG efP GdGSJbdGd hMJi Gdjhe (B/s - (3YWGQ, WdGd eMeO fhQ YHO GdZahQ,s 1375 (3gLQjG(B-.s ((3LOI, GdSYhOjI (B:s (3eDSSI GdeOjfI ddUMGaI (B:s (3OGQ GdYde,s, 1993)
Keywords: (3EaQjbjGs -- (3GSJYeGQs; (3ZjfjGs -- (3JGQjNs -- (3GSJbdGd, (B1958s