(3GdLGeY aj GdceHjhJQ (B/ s - (3GdfLGQ, EjGO YHO GdaJGMs ((3GQHO (B:s (3TQcI GdfLGQ ddceHjhJQ,s, 2001)
Keywords: (3GdMhGSjHs; (3HQGeL GdMGShHs; (3dZGJ GdHQeLIs