BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Make a Calendar//Week Number//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:mac-week-1980-W33@make-a-calendar.com
DTSTAMP:20260920T182001Z
DTSTART;VALUE=DATE:19800811
DTEND;VALUE=DATE:19800818
SUMMARY:ISO Week 33, 1980
DESCRIPTION:Monday–Sunday · 1980-W33 · Aug 11 – Aug 17, 1980
URL:https://make-a-calendar.com/week-number/1980/33
END:VEVENT
END:VCALENDAR