%% You should probably cite draft-ietf-httpbis-safe-method-w-body instead of this I-D.
@techreport{snell-search-method-01,
    number =    {draft-snell-search-method-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-snell-search-method/01/},
    author =    {Julian Reschke and Ashok Malhotra and James M. Snell},
    title =     {{HTTP SEARCH Method}},
    pagetotal = 8,
    year =      2018,
    month =     sep,
    day =       19,
    abstract =  {This specification updates the definition and semantics of the HTTP SEARCH request method originally defined by {[}RFC5323{]}.},
}