(3QjTJi ai GdUeje(B: (3cGQjcGJjQ (B/ s - (3YHOGdQVG GMeO ceGds ([S.N] : (3dLfI GdGYdGe hGdOQGSGJ GdeSJbHdjI , s, 1984)
Keywords: (3GdQSe GdcGQjcGJjQis