(3gPg GdGLhHI Ydi GdeSGFd GdJi GdGNJdGa ajgG ef GdGNJdGa GdeHGM (B/ s - (3YHOGdQMef Hf GMeO Hf GdMSf GdHgcdis ((3GdQjGV (B: s (3OGQ GdYde ddWHGYI hGdfTQ , s, 1988)
Keywords: (3GdUdGIs; (3GdTQjYI GdGSdGejIs; (3Gdabg GdGSdGeis; (3GdYHGOGJs