@misc{rfc7163,
    series =    {Request for Comments},
    number =    7163,
    howpublished =  {RFC 7163},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC7163},
    url =       {https://www.rfc-editor.org/info/rfc7163},
    author =    {Christer Holmberg and Ivo Sedlacek},
    title =     {{URN for Country-Specific Emergency Services}},
    pagetotal = 4,
    year =      2014,
    month =     mar,
    abstract =  {This document updates the registration guidance provided in Section 4.2 of RFC 5031, which allows the registration of service URNs with the 'sos' service type only for emergency services "that are offered widely and in different countries". This document updates those instructions to allow such registrations when, at the time of registration, those services are offered in only one country.},
}