(3afhf RNQajI eYeGQjI YHQ eQGMd GdJGQjN s - (3WGdh, eMjj GdOjfs ((3OeTb (B:s (3OGQ OeTb ddfTQ hGdJhRjY,s, 1999)
Keywords: (3GdRNQaI GdeYeGQjIs; (3Gdaf GdRNQajs