^"2017 Optimist World Championship"(PDF). Optiworld.org. International Optimist Dinghy Association.
Archived(PDF) from the original on 7 February 2018. Retrieved 6 February 2018.
^"2018 Optimist World Championship"(PDF). Optiworld.org. International Optimist Dinghy Association.
Archived(PDF) from the original on 14 October 2018. Retrieved 5 September 2018.