%% You should probably cite rfc3107 instead of this I-D.
@techreport{ietf-mpls-bgp4-mpls-05,
    number =    {draft-ietf-mpls-bgp4-mpls-05},
    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-mpls-bgp4-mpls/05/},
    author =    {Eric C. Rosen and Yakov Rekhter},
    title =     {{Carrying Label Information in BGP-4}},
    pagetotal = 8,
    year =      2001,
    month =     jan,
    day =       9,
    abstract =  {This document specifies the way in which the label mapping information for a particular route is piggybacked in the same Border Gateway Protocol (BGP) Update message that is used to distribute the route itself. {[}STANDARDS-TRACK{]}},
}