%% You should probably cite rfc3779 instead of this I-D.
@techreport{ietf-pkix-x509-ipaddr-as-extn-03,
    number =    {draft-ietf-pkix-x509-ipaddr-as-extn-03},
    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-pkix-x509-ipaddr-as-extn/03/},
    author =    {Dr. Charles W. Lynn Jr. and Karen Seo and Stephen Kent},
    title =     {{X.509 Extensions for IP Addresses and AS Identifiers}},
    pagetotal = 27,
    year =      2003,
    month =     sep,
    day =       29,
    abstract =  {This document defines two X.509 v3 certificate extensions. The first binds a list of IP address blocks, or prefixes, to the subject of a certificate. The second binds a list of autonomous system identifiers to the subject of a certificate. These extensions may be used to convey the authorization of the subject to use the IP addresses and autonomous system identifiers contained in the extensions. {[}STANDARDS-TRACK{]}},
}