%% You should probably cite rfc7895 instead of this I-D.
@techreport{ietf-netconf-yang-library-00,
    number =    {draft-ietf-netconf-yang-library-00},
    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-netconf-yang-library/00/},
    author =    {Andy Bierman and Martin Björklund and Kent Watsen},
    title =     {{YANG Module Library}},
    pagetotal = 10,
    year =      2015,
    month =     jan,
    day =       31,
    abstract =  {This document describes a YANG library, which provides information about all the YANG modules used by a device to represent management and protocol information. A YANG library can be shared by multiple protocols within the same device. Simple caching mechanisms are needed to allow clients to minimize retrieval of this information.},
}