BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20190317T000000Z DTEND:20190317T000000Z SUMMARY:Colloquium Spectroscopicum Internationale XLI: Early bird registration deadline due before 17th March 2019 LOCATION:National Autonomous University of Mexico (UNAM) ,Mexico City,Mexico END:VEVENT END:VCALENDAR