(3GTcGd GdShGMd GdeUhQI (B: s (3OQGSI dGge GdXGgQGJ GdLjhehQahdhLjI ddShGMd GdHMQjI (B/ s - (3eMeO eLOi JQGHs ((3GdGScfOQjI (B:s (3efTCI GdeYGQa ,s, 1996)
Keywords: (3GdLZQGajG GdWHjYjIs; (3GdLjhehQahdhLjGs; (3GdShGMds; (3GdShGMd (B- (3JCcds; (3GdShGMd (B- (3MeGjIs