BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//WhatWeek//Week Calendar Export//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:whatweek-iso-2021-w18@whatweek.is
SUMMARY:ISO Week 18\, 2021
DESCRIPTION:ISO Week 18 of 2021 runs from 2021-05-03 to 2021-05-09.
DTSTART;VALUE=DATE:20210503
DTEND;VALUE=DATE:20210510
END:VEVENT
END:VCALENDAR