BEGIN:VCALENDAR VERSION:2.0 PRODID:-//TYPO3/NONSGML News system (news)//EN BEGIN:VEVENT CLASS:PUBLIC UID:news-1240@amberggroup.com DESCRIPTION:RETC 2023 in Boston, USA \n Konferenz ├╝ber Schnellaushub und Tunnelbau \n Boston, USA DTSTAMP:20230615T174145CEST DTSTART;VALUE=DATE:20230611 DTEND;VALUE=DATE:20230615 TZID:W. Europe Standard Time SUMMARY:RETC 2023 in Boston, USA LOCATION:Boston, USA END:VEVENT END:VCALENDAR