%% You should probably cite rfc7700 instead of this I-D.
@techreport{ietf-precis-nickname-15,
    number =    {draft-ietf-precis-nickname-15},
    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-precis-nickname/15/},
    author =    {Peter Saint-Andre},
    title =     {{Preparation, Enforcement, and Comparison of Internationalized Strings Representing Nicknames}},
    pagetotal = 9,
    year =      2015,
    month =     feb,
    day =       21,
    abstract =  {This document describes methods for handling Unicode strings representing nicknames.},
}