%% You should probably cite rfc7848 instead of this I-D.
@techreport{ietf-eppext-tmch-smd-01,
    number =    {draft-ietf-eppext-tmch-smd-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-eppext-tmch-smd/01/},
    author =    {Gustavo Lozano Ibarra},
    title =     {{Mark and Signed Mark Objects Mapping}},
    pagetotal = 29,
    year =      2015,
    month =     feb,
    day =       27,
    abstract =  {This document describes the format of a mark and a digitally signed mark, referred to as a signed mark and the Signed Mark Data (SMD) file as defined by the ICANN Trademark Clearinghouse.},
}