%% You should probably cite draft-parekh-bess-mvpn-evpn-sr-p2mp instead of this I-D.
@techreport{parekh-bess-mvpn-sr-p2mp-01,
    number =    {draft-parekh-bess-mvpn-sr-p2mp-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-parekh-bess-mvpn-sr-p2mp/01/},
    author =    {Rishabh Parekh and Clarence Filsfils and Arvind Venkateswaran and Hooman Bidgoli and Daniel Voyer and Zhaohui (Jeffrey) Zhang},
    title =     {{Multicast VPN with Segment Routing Point-to-Multipoint Trees}},
    pagetotal = 13,
    year =      2019,
    month =     oct,
    day =       29,
    abstract =  {A Point-to-Multipoint (P2MP) Tree in a Segment Routing domain efficiently carries traffic from a Root to a set of Leaves. This document describes extensions to BGP encodings and procedures for P2MP trees used in BGP/MPLS IP VPNs.},
}