%% You should probably cite rfc5908 instead of this I-D.
@techreport{ietf-ntp-dhcpv6-ntp-opt-06,
    number =    {draft-ietf-ntp-dhcpv6-ntp-opt-06},
    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-ntp-dhcpv6-ntp-opt/06/},
    author =    {Benoit Lourdelet and Richard Gayraud},
    title =     {{Network Time Protocol (NTP) Server Option for DHCPv6}},
    pagetotal = 9,
    year =      2010,
    month =     jan,
    day =       7,
    abstract =  {The NTP Server Option for Dynamic Host Configuration Protocol for IPv6 (DHCPv6) provides NTPv4 (Network Time Protocol version 4) server location information to DHCPv6 hosts. {[}STANDARDS-TRACK{]}},
}