(3QMdI ai GdTYQ GdJhfSi HYO GHi GdbGSe GdTGHi (B/ s - (3QTjO GdPhGOis ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1995)
Keywords: (3GdTYQ GdYQHis; (3GdGOH GdYQHis; (3GdYUQ GdMOjKs; (3JhfSs; (3GdeLehYGJs