BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20171211T000000Z DTEND:20171211T000000Z SUMMARY:Materials for Energy Conversion and Optoelectronics (MECO17) starts on the 11th December 2017 LOCATION:Hotel Nacional de Cuba,La Habana,Cuba END:VEVENT END:VCALENDAR