%% You should probably cite rfc5781 instead of this I-D.
@techreport{weiler-rsync-uri-01,
    number =    {draft-weiler-rsync-uri-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-weiler-rsync-uri/01/},
    author =    {Samuel Weiler and David Ward and Russ Housley},
    title =     {{The rsync URI Scheme}},
    pagetotal = 4,
    year =      2009,
    month =     jul,
    day =       27,
    abstract =  {This document specifies the rsync Uniform Resource Identifier (URI) scheme. This document is not an Internet Standards Track specification; it is published for informational purposes.},
}