@techreport{koskelainen-sipping-conf-requirements-00,
    number =    {draft-koskelainen-sipping-conf-requirements-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-koskelainen-sipping-conf-requirements/00/},
    author =    {Petri Koskelainen and Henning Schulzrinne and Xiaotao Wu},
    title =     {{Additional Requirements to Conferencing}},
    pagetotal = 10,
    year =      2002,
    month =     apr,
    day =       30,
    abstract =  {This document focuses on advanced media-independent conferencing and conference control requirements, especially on user management related requirements. Media control and floor control are out of scope},
}