BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Make a Calendar//Week Number//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:mac-week-1983-W51@make-a-calendar.com
DTSTAMP:20260831T081014Z
DTSTART;VALUE=DATE:19831219
DTEND;VALUE=DATE:19831226
SUMMARY:ISO Week 51, 1983
DESCRIPTION:Monday–Sunday · 1983-W51 · Dec 19 – Dec 25, 1983
URL:https://make-a-calendar.com/week-number/1983/51
END:VEVENT
END:VCALENDAR