BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20260329T000000Z DTEND:20260329T000000Z SUMMARY:28th IUPAC International Conference on 91AV Education & 17th EuChemS European Conference of Research in Chemical Education: Early bird registration deadline due before 29th March 2026 LOCATION:Atatürk University, Erzurum, Türkiye,Yakutiye/Erzurum,Turkey END:VEVENT END:VCALENDAR