%% You should probably cite rfc4606 instead of this I-D.
@techreport{ietf-ccamp-rfc3946bis-01,
    number =    {draft-ietf-ccamp-rfc3946bis-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-ietf-ccamp-rfc3946bis/01/},
    author =    {Eric Mannie and Dimitri Papadimitriou},
    title =     {{Generalized Multi-Protocol Label Switching (GMPLS) Extensions for Synchronous Optical Network (SONET) and Synchronous Digital Hierarchy (SDH) Control}},
    pagetotal = 25,
    year =      2005,
    month =     dec,
    day =       20,
    abstract =  {This document provides minor clarification to RFC 3946. This document is a companion to the Generalized Multi-protocol Label Switching (GMPLS) signaling. It defines the Synchronous Optical Network (SONET)/Synchronous Digital Hierarchy (SDH) technology-specific information needed when GMPLS signaling is used. {[}STANDARDS-TRACK{]}},
}