@misc{rfc6577,
    series =    {Request for Comments},
    number =    6577,
    howpublished =  {RFC 6577},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC6577},
    url =       {https://www.rfc-editor.org/info/rfc6577},
    author =    {Murray Kucherawy},
    title =     {{Authentication-Results Registration Update for Sender Policy Framework (SPF) Results}},
    pagetotal = 5,
    year =      2012,
    month =     mar,
    abstract =  {This memo updates the registry of authentication method results in Authentication-Results: message header fields, correcting a discontinuity between the original registry creation and the Sender Policy Framework (SPF) specification. {[}STANDARDS-TRACK{]}},
}