(3GdMb aj GdhUhd Edj GdeYdheGJ (B:s (3OQGSI GdebGQfI(B/s - (3gTGe YHO GdefYe YcGTI s ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI (B,s, 2002)
. 235-222(3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU CZdHg HGddZI GdYQHjI HYV GdfUhU GdEfLdjRjI hGdaQfSjIs
Keywords: (3GdbGfhf GdOSJhQjs