(3bje LOjOI ddGOH GdYQHi GdbOje hGdeYGUQ (B/ s - (3YGFTI YHOGdQMefs ([S.N] : (3OGQ GdeYGQa , s, 1992)
Keywords: (3GdGOH GdYQHis; (3GdYUQ GdMOjKs; (3GdYUQ GdLGgdis; (3JGQjN hfbOs