%% You should probably cite draft-ietf-httpapi-authentication-link instead of this I-D.
@techreport{pot-authentication-link-01,
    number =    {draft-pot-authentication-link-01},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-pot-authentication-link/01/},
    author =    {Evert Pot},
    title =     {{Link relationship types for authentication}},
    pagetotal = 4,
    year =      2019,
    month =     oct,
    day =       2,
    abstract =  {This specification defines a set of relationships that may be used to indicate where a user may authenticate, log out, register a new account or find out who is currently authenticated.},
}