BEGIN:VCALENDAR VERSION:2.0 PRODID:-//TYPO3/NONSGML News system (news)//EN BEGIN:VEVENT UID: news-81605@en.chem.uoa.gr DTSTAMP:20251009T133350Z DTSTART:20251013T100000 DTEND:20260119T132700 SUMMARY:Seminars Winter Semester 2025-2026 END:VEVENT END:VCALENDAR