(3HfjI GdSQO aj GdbUU GdUhaj (B: s (3GdechfGJ (B- (3hGdhXGFa (B- (3hGdJbfjGJ (B: (3OQGSI (B/ s - (3SJGQ , fGgVI s ((3OeTb (B: s (3eWHYI GJMGO GdcJGH GdYQH , s, 2003)
Keywords: (3GdSQO GdGOHj s