Sukumar, Dev (10 January 2018). "Action-Packed Season Ahead!". Badminton World Federation. Archived from the original on 13 January 2018. Retrieved 15 January 2018.
olympics.com
"Thygesen Sara". Tokyo Organising Committee of the Olympic and Paralympic Games. Archived from the original on 11 August 2021. Retrieved 14 August 2021.
web.archive.org
"Thygesen Sara". Tokyo Organising Committee of the Olympic and Paralympic Games. Archived from the original on 11 August 2021. Retrieved 14 August 2021.
Sukumar, Dev (10 January 2018). "Action-Packed Season Ahead!". Badminton World Federation. Archived from the original on 13 January 2018. Retrieved 15 January 2018.