@techreport{goyal-roll-metrics-direction-00,
    number =    {draft-goyal-roll-metrics-direction-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-goyal-roll-metrics-direction/00/},
    author =    {Mukul Goyal and Emmanuel Baccelli and Jerry Martocci},
    title =     {{The Direction Field in Routing Metric/Constraint Objects Used in RPL}},
    pagetotal = 6,
    year =      2011,
    month =     feb,
    day =       22,
    abstract =  {This document specifies a Direction field in the Routing Metric/ Constraint objects used in RPL operation in low power and lossy networks.},
}