(3GeJGY GdSGeQ HJcedI eJYI GdfGXQ (B/ s - (3TYjH Hf GdMejO Hf SGde GdOhSQis ((3GdQjGV (B: s (3ecJHI Gdedc agO GdhWfjI , s, 1998)
Keywords: (3YSjQs; (3GdTYQ GdYQHi (B- (3OhGhjf hbUGFOs; (3GdSYhOjI (B- (3JQGLes