%% You should probably cite draft-ietf-mpls-ldp-upstream instead of this I-D.
@techreport{raggarwa-mpls-ldp-upstream-00,
    number =    {draft-raggarwa-mpls-ldp-upstream-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-raggarwa-mpls-ldp-upstream/00/},
    author =    {Rahul Aggarwal and Jean-Louis Le Roux},
    title =     {{MPLS Upstream Label Assignment for LDP}},
    pagetotal = 9,
    year =      2005,
    month =     oct,
    day =       19,
    abstract =  {This document describes procedures for distributing upstream-assigned labels for Label Distribution Protocol (LDP). It also describes how these procedures can be used for avoiding branch LSR traffic replication on a LAN for LDP point-to-multipoint (P2MP)LSPs.},
}