%% You should probably cite draft-ietf-savnet-inter-domain-problem-statement instead of this I-D.
@techreport{wu-savnet-inter-domain-problem-statement-08,
    number =    {draft-wu-savnet-inter-domain-problem-statement-08},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-wu-savnet-inter-domain-problem-statement/08/},
    author =    {Jianping Wu and Dan Li and Libin Liu and Mingqing(Michael) Huang and Kotikalapudi Sriram and Lancheng Qin and Nan Geng},
    title =     {{Source Address Validation in Inter-domain Networks Gap Analysis, Problem Statement, and Requirements}},
    pagetotal = 28,
    year =      ,
    month =     ,
    day =       ,
    abstract =  {This document provides the gap analysis of existing inter-domain source address validation mechanisms, describes the fundamental problems, and defines the requirements for technical improvements.},
}