BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Make a Calendar//Week Number//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:mac-week-1983-W4@make-a-calendar.com
DTSTAMP:20260829T051230Z
DTSTART;VALUE=DATE:19830124
DTEND;VALUE=DATE:19830131
SUMMARY:ISO Week 4, 1983
DESCRIPTION:Monday–Sunday · 1983-W04 · Jan 24 – Jan 30, 1983
URL:https://make-a-calendar.com/week-number/1983/4
END:VEVENT
END:VCALENDAR