BEGIN:VCALENDAR VERSION:2.0 PRODID:-//TYPO3/NONSGML News system (news)//EN BEGIN:VEVENT UID: news-45249@climate.phys.uoa.gr DTSTAMP:20230608T122604Z DTSTART:20230606T150853 DTEND:20230731T122000 SUMMARY:Έναρξη αιτήσεων END:VEVENT END:VCALENDAR