(3CReI GdeKbajf h KhQI jhdjh (B/ s - (3MehOg, YGOds ((3GdbGgQI (B:s (3ecJHI eOHhdj,s, 1985)
Keywords: (3JGQjN eUQs; (3GdJGQjN GdSjGSjs; (3GdKhQI GdeUQjI (B1952s