BEGIN:VCALENDAR VERSION:2.0 PRODID:-//TYPO3/NONSGML News system (news)//EN BEGIN:VEVENT UID: news-57040@en.geol.uoa.gr DTSTAMP:20240616T174950Z DTSTART:20240425T100000 DTEND:20240430T210800 SUMMARY:International workshop for the promotion of Geoscience education END:VEVENT END:VCALENDAR