@techreport{ietf-calext-ical-relations-11, number = {draft-ietf-calext-ical-relations-11}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/html/draft-ietf-calext-ical-relations-11}, author = {Michael Douglass}, title = {{Support for iCalendar Relationships}}, pagetotal = 21, year = 2022, month = mar, day = 22, abstract = {This specification updates the iCalendar RELATED-TO property defined in RFC5545 by adding new relation types and introduces new iCalendar properties LINK, CONCEPT and REFID to allow better linking and grouping of iCalendar components and related data.}, }