(3GdUahI GdYScQjI hGdHfGA GdSjGSi ai eUQ (B/ s - (3GMeO Hjdis ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1993)
Keywords: (3eUQs; (3GdGMhGd GdSjGSjIs; (3GdYdhe GdSjGSjIs; (3KhQI (B23 (3jhdjh (B1952s; (3GdLjT GdeUQis; (3GdeDSSGJ GdYScQjIs; (3eUQ (B- (3JGQjN (B- (3GdYUQ GdMOjK (B- (3KhQI (B1919s; (3eUQ (B- (3JGQjN (B- (3GdYUQ GdMOjK (B- (3GdKhQI GdYQGHjIs