Park Ah-reum (April 13, 2022). "청춘야구단' 정수성 작전코치 합류 "프로선수 수준으로 지도할 것" [Joining ‘Youth Baseball Team’ as operational coach Suseong Jung “I will guide you to the level of a professional player”] (in Korean). Newsen. Retrieved April 13, 2022 – via Naver.
