%% You should probably cite draft-ietf-xmpp-address instead of this I-D.
@techreport{saintandre-xmpp-address-00,
    number =    {draft-saintandre-xmpp-address-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-saintandre-xmpp-address/00/},
    author =    {Peter Saint-Andre},
    title =     {{Extensible Messaging and Presence Protocol (XMPP): Address Format}},
    pagetotal = 20,
    year =      2010,
    month =     mar,
    day =       31,
    abstract =  {This document defines the format for addresses used in the Extensible Messaging and Presence Protocol (XMPP), including support for non- ASCII characters.},
}