(3GdeYLe GdGcOj s (3eYLe GddZI GdGcOjI GdHGHdjI (B- (3GdGThQjI HGddZI GdYQHjI hGdMQa GdYQHj s - (3SdSeGf, YGeQ s ((3efThQGJ GdeLeY GdYdej s, 1990)
Keywords: (3GddZI GdGcOjI(B- (3eYGLe s