BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Make a Calendar//Week Number//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:mac-week-1973-W28@make-a-calendar.com
DTSTAMP:20260920T154201Z
DTSTART;VALUE=DATE:19730709
DTEND;VALUE=DATE:19730716
SUMMARY:ISO Week 28, 1973
DESCRIPTION:Monday–Sunday · 1973-W28 · Jul 9 – Jul 15, 1973
URL:https://make-a-calendar.com/week-number/1973/28
END:VEVENT
END:VCALENDAR