BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20231213T000000Z DTEND:20231215T000000Z SUMMARY:Conference on Research and Innovations in Science and Technology of Materials (CRISTMAS 2023) starts on the 13th December 2023 LOCATION:Chimie ParisTech,Paris,France END:VEVENT END:VCALENDAR