(3bUU GdCfHjGA (B/s - (3GHf cKjQ, ESeGYjd Hf YeQ Hf cKjQ,s 701-774 (3g`(B.s; (3eQcR GdOQGSGJ hGdHMhK HecJHI fRGQ GdHGRs ((3GdQjGV (B- (3GdSYhOjI (B:s (3ecJHI fRGQ eUWai GdHGR ,s, 1999)
Keywords: (3GdbQBfs -- (3bUUs; (3GdbQBfs -- (3bUU GdCfHjGAs