@misc{rfc5527,
    series =    {Request for Comments},
    number =    5527,
    howpublished =  {RFC 5527},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC5527},
    url =       {https://www.rfc-editor.org/info/rfc5527},
    author =    {Michael Haberler and Otmar Lendl and Richard Stastny},
    title =     {{Combined User and Infrastructure ENUM in the e164.arpa Tree}},
    pagetotal = 10,
    year =      2009,
    month =     may,
    abstract =  {This memo defines an interim solution for Infrastructure ENUM in order to allow a combined User and Infrastructure ENUM implementation in e164.arpa as a national choice. This interim solution will be deprecated after implementation of the long-term solution. This memo provides information for the Internet community.},
}