%% You should probably cite rfc8354 instead of this I-D.
@techreport{ietf-spring-ipv6-use-cases-12,
    number =    {draft-ietf-spring-ipv6-use-cases-12},
    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-spring-ipv6-use-cases/12/},
    author =    {John Jason Brzozowski and John Leddy and Clarence Filsfils and Roberta Maglione and Mark Townsley},
    title =     {{Use Cases for IPv6 Source Packet Routing in Networking (SPRING)}},
    pagetotal = 9,
    year =      2017,
    month =     dec,
    day =       18,
    abstract =  {The Source Packet Routing in Networking (SPRING) architecture describes how Segment Routing can be used to steer packets through an IPv6 or MPLS network using the source routing paradigm. This document illustrates some use cases for Segment Routing in an IPv6-only environment.},
}