????? ???????.
Google Calendar ? ?? ????. ??? ???? ?? ? ????? ?? ? ?? ????.
https://www.google.com/calendar/ical/b81ujv0qevt401akv7q7oaglgk%40group.calendar.google.com/public/basic.ics
Google ??? ???? ??? ??? ??? ?? ?? ? ????. (?? ??? -> URL? ??)
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https://www.google.com/calendar/iphoneselect ?? ????? ??? ?? ? ????.
?? ??? ?? ??? yonsei-eco@yonsei.ac.kr ? ?? ??? ????.