(3OQGSGJ ai GdeLJeY hGdKbGaI hGdTNUjI (B/ s - (3Ydi YHOGdQGRb LdHis ((3GdbGgQI (B: s (3OGQ GdeYQaI GdLGeYjI , s, 1996)
Keywords: (3GdeLJeYs; (3GdGLJeGY, Ydes; (3GdKbGaI hGdeLJeYs; (3GdKbGaI GdTNUjIs