(3egGQGJ GdJUhjQ GdEdcJQhfj h JUeje GdHQGeL GdJYdjejI h EfJGLgG (B/s - (3YHO GdOHS, eMeOs; (3JjSjQs ((3YeGf (B:s (3OGQ UaGA ddWHGYI h GdfTQ h GdJhRjY ,s, 2000)
(3HjHdjhZQGajG(B:339-342(343)s
Keywords: (3GdEOQGc h GdJYdjes; (3GdJUhjQs; (3GdEJUGd GdLeGgjQjs; (3dEJUGds