(3GdHQeLI HdZI GdahQJQGf (B/ s - (3eMeO GdSYjO NTHIs ([S.N] : (3dLfI GdGYdGe hGdOQGSGJ GdeSJbHdjI , s, 1992)
Keywords: (3GdMGSHGJ GdGdcJQhfjIs; (3GdahQJQGfs