%% You should probably cite rfc9205 instead of this I-D.
@techreport{ietf-httpbis-bcp56bis-11,
    number =    {draft-ietf-httpbis-bcp56bis-11},
    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-httpbis-bcp56bis/11/},
    author =    {Mark Nottingham},
    title =     {{Building Protocols with HTTP}},
    pagetotal = 33,
    year =      2021,
    month =     mar,
    day =       18,
    abstract =  {HTTP is often used as a substrate for other application protocols to create HTTP-based APIs. This document specifies best practices for writing specifications that use HTTP to define new application protocols, especially when they are defined for diverse implementation and broad deployment (e.g., in standards efforts).},
}