(3UQGY GdMVGQGJ Ge MhGQ GdKbGaGJ (B: s (3GhQGb heOGNdGJ GdeDJeQ GdOhdi Mhd UQGY GdMVGQGJ Ge MhGQ GdKbGaGJ (B( (3GdbGgQI (B10 - 12 (3eGQS (B1997 / s - (3aNQi dHjHs ((3GdbGgQI (B: s (3efXeI JVGef GdTYhH GdGaQjbjI GdGSjhjI , s, 1997)
Keywords: (3GdMVGQIs; (3GdYdGbGJ GdOhdjIs; (3GdKbGaI GdYQHjIs