%% You should probably cite rfc6715 instead of this I-D. @techreport{ietf-vcarddav-oma-cab-extensions-00, number = {draft-ietf-vcarddav-oma-cab-extensions-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-ietf-vcarddav-oma-cab-extensions/00/}, author = {Dany Cauchie and Barry Leiba and Kepeng Li}, title = {{vCard Format extension : represent vCard extensions defined by the Open Mobile Alliance (OMA) Converged Address Book (CAB) group}}, pagetotal = 16, year = 2011, month = oct, day = 20, abstract = {This document defines extensions to the vCard data format for representing and exchanging certain contact information. The properties covered here have been defined by the Open Mobile Alliance Converged Address Book group, in order to synchronize, using OMA Data Synchronization, important contact fields that were not already defined in the base vCard 4.0 specification.}, }