BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Make a Calendar//Week Number//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:mac-week-1991-W52@make-a-calendar.com
DTSTAMP:20260920T182114Z
DTSTART;VALUE=DATE:19911223
DTEND;VALUE=DATE:19911230
SUMMARY:ISO Week 52, 1991
DESCRIPTION:Monday–Sunday · 1991-W52 · Dec 23 – Dec 29, 1991
URL:https://make-a-calendar.com/week-number/1991/52
END:VEVENT
END:VCALENDAR