Source: http://www.univ-bejaia.dz/jspui/bitstream/123456789/9365/1/Mise%20en%20place%20d%E2%80%99une%20Politique%20AAA%20pour%20le%20r%C3%A9seau%20sans%20fil%20de%20l%E2%80%99Universit%C3%A9%20de%20B%C3%A9jaia.pdf