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Ha Ji-won (September 7, 2021). "최현욱, '라켓소년단'→'스물다섯 스물하나'까지... 열일 행보ing" [Choi Hyun-wook, 'Racquet Boys' → 'Twenty-five Twenty One'...]. Export News (به کرهای). Naver. Archived from the original on October 4, 2021. Retrieved October 4, 2021.
Kim Seon-hee (September 7, 2021). "배우 이주명, '스물다섯 스물하나' 캐스팅 [공식]" [Actor Lee Joo-myeong, cast for 'Twenty-five Twenty-One' [Official]]. Sports Trend (به کرهای). Naver. Archived from the original on October 4, 2021. Retrieved October 4, 2021.
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