(3QSGFd h CMGOjK ef Gdefai (B/ s - (3ghLh, ajcJhQs; (3QVG, CMeO QVG eMeOs ((3GdbGgQg (B:s (3GdgjFg GdeUQjg GdYGeg ddcJGH,s, 1986)
Keywords: (3GdCOH GdaQfSjs; (3GdQSGFds