@techreport{ietf-sip-overlap-01,
    number =    {draft-ietf-sip-overlap-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-ietf-sip-overlap/01/},
    author =    {Gonzalo Camarillo and Adam Roach and Lyndon Ong},
    title =     {{Mapping of ISUP Overlap Signalling to SIP}},
    pagetotal = 9,
    year =      2001,
    month =     aug,
    day =       20,
    abstract =  {This document describes a way to map ISUP overlap signalling to SIP.},
}