BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20230113T000000Z DTEND:20230113T000000Z SUMMARY:PBSi 2023 : International Conference On Phosphorus, Boron and Silicon: Standard registration deadline due before 13th January 2023 LOCATION:Freie Universität Berlin,Berlin,Germany END:VEVENT END:VCALENDAR