BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//CERN//INDICO//EN
BEGIN:VEVENT
SUMMARY:20261020-袁业飞-黑洞的观测与证实
DTSTART:20261020T110000Z
DTEND:20261020T130000Z
DTSTAMP:20261020T001000Z
UID:indico-event-7472@indico.pnp.ustc.edu.cn
DESCRIPTION:https://indico.pnp.ustc.edu.cn/event/7472/
URL:https://indico.pnp.ustc.edu.cn/event/7472/
END:VEVENT
END:VCALENDAR