BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Make a Calendar//Week Number//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:mac-week-1977-W37@make-a-calendar.com
DTSTAMP:20260920T181418Z
DTSTART;VALUE=DATE:19770912
DTEND;VALUE=DATE:19770919
SUMMARY:ISO Week 37, 1977
DESCRIPTION:Monday–Sunday · 1977-W37 · Sep 12 – Sep 18, 1977
URL:https://make-a-calendar.com/week-number/1977/37
END:VEVENT
END:VCALENDAR