(3GdejQGK hGdhUjI hGdhdGjI Ydi GdfaS hGdeGd (B/s (3habkG dBNQ GdJYOjdGJ (B/s - (3eUQ(B.s ((3GdbGgQI (B:s (3GdgjFI GdYGeI dTFhf GdeWGHY GdCejQjI,s, 1995)
Keywords: (3JTQjYGJ hbhGfjfs; (3GdejQGK(B.s