%% You should probably cite rfc3909 instead of this I-D.
@techreport{zeilenga-ldap-cancel-11,
    number =    {draft-zeilenga-ldap-cancel-11},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-zeilenga-ldap-cancel/11/},
    author =    {Kurt Zeilenga},
    title =     {{Lightweight Directory Access Protocol (LDAP) Cancel Operation}},
    pagetotal = 7,
    year =      2004,
    month =     feb,
    day =       5,
    abstract =  {This specification describes a Lightweight Directory Access Protocol (LDAP) extended operation to cancel (or abandon) an outstanding operation. Unlike the LDAP Abandon operation, but like the X.511 Directory Access Protocol (DAP) Abandon operation, this operation has a response which provides an indication of its outcome. {[}STANDARDS-TRACK{]}},
}