%% You should probably cite rfc5545 instead of this I-D. @techreport{ietf-calsify-rfc2445bis-10, number = {draft-ietf-calsify-rfc2445bis-10}, 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-calsify-rfc2445bis/10/}, author = {Bernard Desruisseaux}, title = {{Internet Calendaring and Scheduling Core Object Specification (iCalendar)}}, pagetotal = 168, year = 2009, month = apr, day = 19, abstract = {This document defines the iCalendar data format for representing and exchanging calendaring and scheduling information such as events, to-dos, journal entries, and free/busy information, independent of any particular calendar service or protocol. {[}STANDARDS-TRACK{]}}, }