(3EJaGbGJ GdVeGf GdHMQi Hjf GdGHbGA hGdEdZGA (B:s (3OQGSI ebGQfI aj GdbGfhf GdeUQj h HYV GdbhGfjf GdCLfHjI h EJaGbjI gGeHhQL dSfI (B1987 /s - (3MeO Gddg eMeO MeO Gddgs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI ,s, 1996)
Keywords: (3GdbGfhf GdHMQis; (3GdEJaGbjGJ GdHMQjI(B.s