(3GhQGb eUWai cGed (B: (3GdNWH (B/ s - (3eUWai cGeds ((3GdbGgQI (B: s (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1984)
Keywords: (3eUWai cGeds; (3GdNWH GdSjGSjIs; (3eUQ (B- (3JGQjN (B- (3GdYUQ GdMOjK (B- (3GdGMJdGd GdHQjWGfis