%% You should probably cite rfc3135 instead of this I-D.
@techreport{ietf-pilc-pep-07,
    number =    {draft-ietf-pilc-pep-07},
    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-pilc-pep/07/},
    author =    {Jim Griner and John Border and Markku Kojo and Zach D. Shelby and Gabriel Montenegro},
    title =     {{Performance Enhancing Proxies Intended to Mitigate Link-Related Degradations}},
    pagetotal = 45,
    year =      2001,
    month =     may,
    day =       4,
    abstract =  {This document is a survey of Performance Enhancing Proxies (PEPs) often employed to improve degraded TCP performance caused by characteristics of specific link environments, for example, in satellite, wireless WAN, and wireless LAN environments. This memo provides information for the Internet community.},
}