(3GdYdGbGJ GdGbJUGOjI Hjf eUQ hGSQGFjd (B/ s - (3YGOd MSjfs ([S.N] : (3eDSSI GdOQGSGJ GdadSWjfjI , s, 1984)
Keywords: (3eUQs; (3GSQGFjds; (3eUQ (B- (3GdYdGbGJ GdOhdjI (B- (3GSQGFjds; (3GdYdGbGJ GdGbJUGOjIs