(3JMaI GdYQhS heJYI GdfahS (B/s - (3GdJLGfj, YHO Gddg Hf eMeO Hf CMeO,s 675-721 (3g`s; (3CHh GdSYhO, UdGMs ((3GdbGgQI (B:s (3ecJHI GdfGaPI,s, 2003)
Keywords: (3GdeQCI aj GdCOH GdYQHjs