%% You should probably cite draft-ietf-enum-pres instead of this I-D.
@techreport{peterson-enum-pres-00,
    number =    {draft-peterson-enum-pres-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-peterson-enum-pres/00/},
    author =    {Jon Peterson},
    title =     {{Enumservice Registration for Presence Services}},
    pagetotal = 8,
    year =      2003,
    month =     feb,
    day =       26,
    abstract =  {This document registers an ENUM service for presence services (as described in RFC2778 {[}3{]}) pursuant to the guidelines in RFC2916bis {[}2{]}. Specifically, this document focuses on provisioning pres URIs in ENUM.},
}