(3LhQL dhcGT (B/ s - (3dNJgGje, LhQLs; (3GdcjGdj, eGgQs ((3HjQhJ (B:s (3GdeDSSI GdYQHjI ddOQGSGJ,s, 1982)
Keywords: (3GdadSaI GdCdeGfjIs; (3GdadSaIs