(3eYGde ef SGjchdhLjI GdWahdI hGdaJhI hGdTHGH (B/ s - (3GdYXeGhj , GHQGgje cGXe s ((3HZOGO (B:s (3OGQ GdTDhf GdKbGajI GdYGeI ,s, 1988)
Keywords: (3GdGWaGd s -- (3Yde GdfaS s