%% You should probably cite rfc4512 instead of this I-D.
@techreport{ietf-ldapbis-models-14,
    number =    {draft-ietf-ldapbis-models-14},
    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-ldapbis-models/14/},
    author =    {Kurt Zeilenga},
    title =     {{Lightweight Directory Access Protocol (LDAP): Directory Information Models}},
    pagetotal = 52,
    year =      2005,
    month =     feb,
    day =       22,
    abstract =  {The Lightweight Directory Access Protocol (LDAP) is an Internet protocol for accessing distributed directory services that act in accordance with X.500 data and service models. This document describes the X.500 Directory Information Models, as used in LDAP. {[}STANDARDS-TRACK{]}},
}