Sources:

https://www.espn.com/olympics/story/_/id/31872405/for-hend-zaza-olympics-youngest-athlete-reaching-games-already-achievement

https://www.theguardian.com/sport/2021/jul/24/fight-for-your-dreams-hend-zaza-12-makes-history-as-youngest-olympian-since-1968

https://www.npr.org/sections/tokyo-olympics-live-updates/2021/07/24/1020041846/a-12-year-old-syrian-makes-her-olympic-debut

https://olympics.com/tokyo-2020/en/news/syria-table-tennis-hend-zaza-we-can-overcome-obstacles