(3Ghd ef GSde ef GdehGdi RjO Hf MGQKI (B/ s - (3eMeO KGHJ Jhajbs ((3GdQjGV (B: s (3ecJHI GdYHjcGf , s, 2000)
Keywords: (3GdUMGHI hGdJGHYhfs; (3RjO Hf MGQKIs