(3GdELQGAGJ CeGe GdbVGA GdEOGQj (B/s - (3UHQj eMeO GdSfhSj eMeOs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 1998)
. 205-203(3HHdjhLQGajG(B: (3UaMGJs
(3jTJed Ydj GQLGYGJ HHdjhLQGajIs
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdEOGQI GdYGeIs