BEGIN:VCALENDAR VERSION:2.0 PRODID:-//TYPO3/NONSGML News system (news)//EN BEGIN:VEVENT UID: news-69905@en.chem.uoa.gr DTSTAMP:20250314T114155Z DTSTART:20250217T100000 DTEND:20250714T100000 SUMMARY:Seminars Spring Semester 2024-2025 END:VEVENT END:VCALENDAR