(3GdCgQGe GdCbJUGOj(B.s (3CHQjd (B- (3jhfjI (B1989 /s ((3GdbGgQI (B:s (3eDSSI GdCgQGe GdJLGQjI,s, 1989)
(3GdYOO (B1055 - (3GdYOO (B1067.s
Keywords: (3GdeGdjI GdYGeI hGdJTQjY GdVQjHjs -- (3OhQjGJs