(3GdceHjhJQ hGdJMdjd GdGMUGFi (B/ s - (3YHOGdYRjR agei gjcds ((3HjQhJ (B: s (3OGQ GdQGJH GdLGeYjI , s, 1985)
Keywords: (3GdGSJOdGd GdGMUGFis; (3GdGMUGA GdQjGVi (B- (3HQGeL GdMGSHGJs