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^Hwang Soo-yeon (September 17, 2021). "징크스' SF9 찬희X우주소녀 은서, 판타지 로맨스 만남…10월 6일 공개" ['Jinx' SF9 Chanhee X Cosmic Girls' Eunseo, fantasy romance meeting... Released on October 6th]. Xports News (in Korean). Retrieved September 17, 2021 – via Naver.
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