BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Make a Calendar//Week Number//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:mac-week-1989-W31@make-a-calendar.com
DTSTAMP:20260831T050057Z
DTSTART;VALUE=DATE:19890731
DTEND;VALUE=DATE:19890807
SUMMARY:ISO Week 31, 1989
DESCRIPTION:Monday–Sunday · 1989-W31 · Jul 31 – Aug 6, 1989
URL:https://make-a-calendar.com/week-number/1989/31
END:VEVENT
END:VCALENDAR