%% You should probably cite rfc8892 instead of this I-D.
@techreport{thaler-iftype-reg-01,
    number =    {draft-thaler-iftype-reg-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-thaler-iftype-reg/01/},
    author =    {Dave Thaler and Dan Romascanu},
    title =     {{Guidelines and Registration Procedures for Interface Types}},
    pagetotal = 9,
    year =      2019,
    month =     mar,
    day =       5,
    abstract =  {The registration and use of interface types ("ifType" values) predated the use of IANA Considerations sections and YANG modules, and so confusion has arisen about the interface type allocation process. This document provides updated guidelines for the definition of new interface types, for consideration by those who are defining, registering, or evaluating those definitions.},
}