%% You should probably cite draft-ietf-i2rs-yang-network-topo instead of this I-D.
@techreport{clemm-i2rs-yang-network-topo-01,
    number =    {draft-clemm-i2rs-yang-network-topo-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-clemm-i2rs-yang-network-topo/01/},
    author =    {Alexander Clemm and Jan Medved and Tony Tkacik and Robert Varga and Nitin Bahadur and Hariharan Ananthakrishnan},
    title =     {{A YANG Data Model for Network Topologies}},
    pagetotal = 19,
    year =      2014,
    month =     oct,
    day =       10,
    abstract =  {This document defines a YANG data model for network and service topologies.},
}