%% You should probably cite rfc7547 instead of this I-D.
@techreport{ietf-opsawg-coman-probstate-reqs-02,
    number =    {draft-ietf-opsawg-coman-probstate-reqs-02},
    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-opsawg-coman-probstate-reqs/02/},
    author =    {Mehmet Ersue and Dan Romascanu and Jürgen Schönwälder},
    title =     {{Management of Networks with Constrained Devices: Problem Statement and Requirements}},
    pagetotal = 45,
    year =      2014,
    month =     jul,
    day =       4,
    abstract =  {This document provides a problem statement, deployment and management topology options as well as the requirements for the management of networks where constrained devices are involved.},
}