%% You should probably cite draft-ietf-opsawg-nat-yang instead of this I-D.
@techreport{sivakumar-yang-nat-07,
    number =    {draft-sivakumar-yang-nat-07},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-sivakumar-yang-nat/07/},
    author =    {Senthil Sivakumar and Mohamed Boucadair and Suresh Vinapamula},
    title =     {{YANG Data Model for Network Address Translation (NAT)}},
    pagetotal = 38,
    year =      2017,
    month =     jul,
    day =       3,
    abstract =  {For the sake of network automation and the need for programming NAT function in particular, a data model for configuring and managing the NAT device is essential. This document defines a YANG data model for the NAT function. Both the NAT44 and NAT64 are covered in this document.},
}