%% You should probably cite draft-ietf-curdle-pkix instead of this I-D.
@techreport{ietf-curdle-pkix-newcurves-00,
    number =    {draft-ietf-curdle-pkix-newcurves-00},
    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-curdle-pkix-newcurves/00/},
    author =    {Simon Josefsson},
    title =     {{Using Curve25519 and Curve448 in PKIX}},
    pagetotal = 4,
    year =      2016,
    month =     mar,
    day =       20,
    abstract =  {This document specify "named curve" object identifiers for the Curve25519 and Curve448 curves, for use in various X.509 PKIX structures.},
}