BEGIN:VCALENDAR VERSION:2.0 PRODID:-//TYPO3/NONSGML News system (news)//EN BEGIN:VEVENT UID:events-213@ DTSTAMP:20250515T173651Z DTSTART:20250428T100000Z DTEND:20250430T130000Z SUMMARY:PhD-Workshop 2025, Aachen END:VEVENT END:VCALENDAR