%% You should probably cite draft-ietf-dnsop-child-syncronization instead of this I-D.
@techreport{hardaker-dnsop-csync-02,
    number =    {draft-hardaker-dnsop-csync-02},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-hardaker-dnsop-csync/02/},
    author =    {Wes Hardaker},
    title =     {{Child To Parent Synchronization in DNS}},
    pagetotal = 12,
    year =      2013,
    month =     oct,
    day =       21,
    abstract =  {This document specifies how a child zone in the DNS can publish a record to indicate to a parental agent that it may copy and process certain records from the child zone. The existence and change of the record may be monitored by a parental agent, after which the parent may act on the data appropriately.},
}