(3GdeSLO GdfHhj GdTQja aj GdYUQ GdYKeGfj (B923 - 1344 (3g``` (B: s (3OQGSI eYeGQjI MVGQjI (B/ s ((3GdbGgQI (B: s (3OGQ GdbGgQI , s, 2003)
Keywords: (3ehVhYGJ YGeI aj GdOjGfGJs