%% You should probably cite rfc2716 instead of this I-D.
@techreport{ietf-pppext-eaptls-06,
    number =    {draft-ietf-pppext-eaptls-06},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-ietf-pppext-eaptls/06/},
    author =    {Daniel Simon and Dr. Bernard D. Aboba},
    title =     {{PPP EAP TLS Authentication Protocol}},
    pagetotal = 24,
    year =      1999,
    month =     aug,
    day =       12,
    abstract =  {The Point-to-Point Protocol (PPP) provides a standard method for transporting multi-protocol datagrams over point-to-point links.The Extensible Authentication Protocol (EAP) is a PPP extension that provides support for additional authentication methods within PPP. This memo defines an Experimental Protocol for the Internet community.},
}