(3ebOeI aj Yde GdUMGaI (B/s - (3CHhRjO, aGQhb eMeO s ((3GdbGgQI (B:s (3eQcR LGeYI GdbGgQI ddJYdje GdeaJhM ,s, 1999)
Keywords: (3Yde GdUMGaIs