%% You should probably cite rfc8506 instead of this I-D.
@techreport{ietf-dime-rfc4006bis-04,
    number =    {draft-ietf-dime-rfc4006bis-04},
    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-dime-rfc4006bis/04/},
    author =    {Lyle Bertz and David Dolson and ylifshitz@sandvine.com},
    title =     {{Diameter Credit-Control Application}},
    pagetotal = 121,
    year =      2017,
    month =     dec,
    day =       1,
    abstract =  {This document specifies a Diameter application that can be used to implement real-time credit-control for a variety of end user services such as network access, Session Initiation Protocol (SIP) services, messaging services, and download services.},
}