%% You should probably cite rfc7573 instead of this I-D.
@techreport{ietf-stox-chat-00,
    number =    {draft-ietf-stox-chat-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-ietf-stox-chat/00/},
    author =    {Peter Saint-Andre and Salvatore Loreto and Eddy Gavita and Nazin Hossain},
    title =     {{Interworking between the Session Initiation Protocol (SIP) and the Extensible Messaging and Presence Protocol (XMPP): One-to-One Text Chat}},
    pagetotal = 13,
    year =      2013,
    month =     jul,
    day =       1,
    abstract =  {This document defines a bidirectional protocol mapping for the exchange of instant messages in the context of a one-to-one chat session between a user of the Session Initiation Protocol (SIP) and a user of the Extensible Messaging and Presence Protocol (XMPP). Specifically for SIP text chat, this document specifies a mapping to the Message Session Relay Protocol (MSRP).},
}