(3GdafGf GdUZjQ ddJdhjf (B/ s - (3YHOGdJhGH jhSas; (3UGdM hMjOs ([S.N] : (3GdOGQ GdeUQjI GddHfGfjI , s, 1992)
Keywords: (3GdGWaGds; (3GdbUUs; (3bUU GdGWaGds; (3GdJdhjfs