BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Calculatrice.com//Semaines ISO//FR
CALSCALE:GREGORIAN
BEGIN:VEVENT
UID:semaine-1977-W52@calculatrice.com
DTSTAMP:20261115T063725Z
DTSTART;VALUE=DATE:19771226
DTEND;VALUE=DATE:19780102
SUMMARY:Semaine ISO 1977-W52
DESCRIPTION:Du lundi au dimanche inclus. Calendrier ISO 8601.
TRANSP:TRANSPARENT
URL:https://www.calculatrice.com/duree/semaine-vers-date.html#1977-W52
END:VEVENT
END:VCALENDAR