(3GdOjebQGWjI ai GdhWf GdYQHi GdeaGgje hGdVeGfGJ (B/ s - (3GdefXeI GdYQHjI dMbhb GdGfSGfs ([S.N] : (3GdefXeI GdYQHjI dMbhb GdGfSGf , s, 1993)
Keywords: (3GdOjebQGWjIs