draft-ietf-vcarddav-birth-death-extensions-02.txt:Shenzhen:huawei:china:6:nov:2011:23:kwd,seccons,ianacons:RFC::
draft-ietf-vcarddav-birth-death-extensions-02.txt:Barry Leiba:huawei:china:6:nov:2011:23:kwd,seccons,ianacons:RFC::