(3ePcQGJ aj fXQjI GdSjGMI (B/ s - (3GdQhHj, fHjds ((3GdEScfOQjg (B:s (3eDSSI GdKbGag GdLGeYjg (B: (3cdjI GdSjGMg h GdafGOb (B- (3LGeYI GdEScfOQjg,s, 1986)
Keywords: (3GdSaQs; (3GdSjGMgs