BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Calculatrice.com//Semaines ISO//FR
CALSCALE:GREGORIAN
BEGIN:VEVENT
UID:semaine-1957-W20@calculatrice.com
DTSTAMP:20261115T171134Z
DTSTART;VALUE=DATE:19570513
DTEND;VALUE=DATE:19570520
SUMMARY:Semaine ISO 1957-W20
DESCRIPTION:Du lundi au dimanche inclus. Calendrier ISO 8601.
TRANSP:TRANSPARENT
URL:https://www.calculatrice.com/duree/semaine-vers-date.html#1957-W20
END:VEVENT
END:VCALENDAR