(3JGQjN GdGSdGe GdSjGSj hGdOjfj hGdKbGaj hGdGLJeGYj (B:s - (3MSf ,MSf GHQGgje s ((3HjQhJ (B:s (3OGQ GdLHd ,s, 2001)
Keywords: (3GdGSdGe (B-(3JGQjNs