BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Make a Calendar//Week Number//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:mac-week-1989-W20@make-a-calendar.com
DTSTAMP:20260830T163855Z
DTSTART;VALUE=DATE:19890515
DTEND;VALUE=DATE:19890522
SUMMARY:ISO Week 20, 1989
DESCRIPTION:Monday–Sunday · 1989-W20 · May 15 – May 21, 1989
URL:https://make-a-calendar.com/week-number/1989/20
END:VEVENT
END:VCALENDAR