%% You should probably cite rfc4050 instead of this I-D.
@techreport{blake-wilson-xmldsig-ecdsa-09,
    number =    {draft-blake-wilson-xmldsig-ecdsa-09},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-blake-wilson-xmldsig-ecdsa/09/},
    author =    {Simon Blake-Wilson and Yongge Wang and Tetsutaro Kobayashi and Gregor Karlinger},
    title =     {{Using the Elliptic Curve Signature Algorithm (ECDSA) for XML Digital Signatures}},
    pagetotal = 19,
    year =      2004,
    month =     mar,
    day =       18,
    abstract =  {This document specifies how to use Elliptic Curve Digital Signature Algorithm (ECDSA) with XML Signatures. The mechanism specified provides integrity, message authentication, and/or signer authentication services for data of any type, whether located within the XML that includes the signature or included by reference. This memo provides information for the Internet community.},
}