(3GdeLehY Gddaja eYLe aj GdehGO GddZhjI GdJGQjNjI GdMVGQjIs - (3GdSGeQGFj , GHQGgjes ((3YeGf (B:s (3OGQ YeGQ,s, 1987)
Keywords: (3GdeYGLe GdYQHjIs