(3GdGSdhH GdGMUGFi hGSJNOGeGJI ai HMhK GdQGi GdYGe hGdGYdGe (B: s (3GdOQGSGJ GdejOGfjI(B- (3JMdjd GdeMJhi(B- (3GdYjfGJ (B/ s - (3YGWa YOdi GdYHOs; (3Rci GMeO YReis ((3GdbGgQI (B: s (3OGQ GdacQ GdYQHi , s, 1993)
Keywords: (3GdGYdGes; (3GdWQb GdGMUGFjIs; (3GdQGi GdYGes