BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Make a Calendar//Week Number//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:mac-week-1979-W52@make-a-calendar.com
DTSTAMP:20260920T181030Z
DTSTART;VALUE=DATE:19791224
DTEND;VALUE=DATE:19791231
SUMMARY:ISO Week 52, 1979
DESCRIPTION:Monday–Sunday · 1979-W52 · Dec 24 – Dec 30, 1979
URL:https://make-a-calendar.com/week-number/1979/52
END:VEVENT
END:VCALENDAR