%% You should probably cite draft-ietf-core-coral instead of this I-D.
@techreport{hartke-t2trg-coral-08,
    number =    {draft-hartke-t2trg-coral-08},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-hartke-t2trg-coral/08/},
    author =    {Klaus Hartke},
    title =     {{The Constrained RESTful Application Language (CoRAL)}},
    pagetotal = 41,
    year =      2019,
    month =     mar,
    day =       11,
    abstract =  {The Constrained RESTful Application Language (CoRAL) defines a data model and interaction model as well as two specialized serialization formats for the description of typed connections between resources on the Web ("links"), possible operations on such resources ("forms"), as well as simple resource metadata.},
}