%% You should probably cite draft-ietf-dmarc-eaiauth instead of this I-D.
@techreport{levine-appsarea-eaiauth-01,
    number =    {draft-levine-appsarea-eaiauth-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-levine-appsarea-eaiauth/01/},
    author =    {John R. Levine},
    title =     {{E-mail Authentication for Internationalized Mail}},
    pagetotal = 5,
    year =      2016,
    month =     jul,
    day =       3,
    abstract =  {SPF, DKIM, and DMARC enable a domain owner to publish e-mail authentication and policy information in the DNS. In internationalized e-mail, domain names can occur both as U-labels and A-labels. This specification clarifies when to use which form of domain names when using SPF, DKIM, and DMARC.},
}