(3GdHOGjI hGdfgGjI (B/s - (3GHf cKjQ, ESeGYjd Hf YeQ Hf cKjQ,s 701-774 (3g`(B.s ((3HjQhJ (B:s (3ecJHI GdeYGQa,s, 1988)
Keywords: (3GdeSdehfs -- (3JQGLes; (3GdHdGO GdESdGejIs -- (3JGQjNs