2019-07-12 Calendaring and scheduling — Consensus scheduling — iCalendar VPOLL component CC/CD 51006:2018 csd/cc-51006.xml csd/cc-51006.html csd/cc-51006.pdf csd/cc-51006.doc csd/cc-51006.rxl en 2018 CalConnect CalConnect CalConnect 2018-11-19 1 en committee-draft FREEBUSY