%% You should probably cite rfc2560 instead of this I-D.
@techreport{ietf-pkix-ocsp-08,
    number =    {draft-ietf-pkix-ocsp-08},
    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-pkix-ocsp/08/},
    author =    {Slava Galperin and Dr. Carlisle Adams and Michael Myers and Rich Ankney and Ambarish N. Malpani},
    title =     {{X.509 Internet Public Key Infrastructure Online Certificate Status Protocol - OCSP}},
    pagetotal = 23,
    year =      1999,
    month =     apr,
    day =       26,
    abstract =  {This document specifies a protocol useful in determining the current status of a digital certificate without requiring CRLs. {[}STANDARDS-TRACK{]}},
}