(3eaMeGJ GdCbQGf aj eHgeGJ GdbQBf (B/s - (3GdLdGd GdSjhWj, YHO GdQMef Hf CHj HcQ Hf eMeO,s 849-911 (3gLQjG(B.s; (3GdHZG, eUWai OjHs ((3OeTb ;s (3HjQhJ (B:s (3OGQ GHf cKjQ,s, 1987)
Keywords: (3GdbQBfs -- (3CdaGXs; (3GdbQBfs -- (3ZQjHs