%% You should probably cite rfc8931 instead of this I-D.
@techreport{ietf-6lo-fragment-recovery-05,
    number =    {draft-ietf-6lo-fragment-recovery-05},
    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-6lo-fragment-recovery/05/},
    author =    {Pascal Thubert},
    title =     {{6LoWPAN Selective Fragment Recovery}},
    pagetotal = 26,
    year =      ** No value found for 'doc.pub_date.year' **,
    month =     ** No value found for 'doc.pub_date' **,
    day =       ** No value found for 'doc.pub_date.day' **,
    abstract =  {This draft updates RFC 4944 with a simple protocol to recover individual fragments across a route-over mesh network, with a minimal flow control to protect the network against bloat.},
}