Yoon Sung-hoon

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  1. Evans, Hilary; Gjerde, Arild; Heijmans, Jeroen; Mallon, Bill; et al. "Yoon Sung-hoon". Olympics at Sports-Reference.com. Sports Reference LLC. Archived from the original on 17 April 2020. Retrieved 20 June 2014.
Yoon Sung-hoon