Clare, Peter (2008). "Origins of Snooker". Billiard & Snooker Heritage Collection. Archived from the original on 3 January 2017. Retrieved 8 February 2017.
Clare, Peter (2008). "Origins of Snooker". Billiard & Snooker Heritage Collection. Archived from the original on 3 January 2017. Retrieved 8 February 2017.
"The Rise Of China". World Snooker. 26 February 2018. Archived from the original on 19 April 2018. Retrieved 13 March 2019.