<link xlink:href="https://mirrors.kernel.org/pub/linux/libs/pam/pre/doc/draft-morgan-pam-07.txt"> Pluggable Authentication Modules</link>
<link xlink:href="https://wwwmirrors.kernel.org/pub/linux/libs/pam/pre/doc/current-draftdraft-morgan-pam-07.txt">Módulos de aAutenticação pPlugáveis</link>