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Jeong, Hee-yeon (February 28, 2022). "뉴이스트 해체→5人 손편지 공개 "각자의 길, 그룹 떠난다" [공식]" [NU'EST disbanded → 5 people's handwritten letter released "Each road, leaving the group" [Official]] (in Korean). Donga. Retrieved February 28, 2022 – via Naver.
Lee, Min-ji (July 28, 2022). "프로미스나인 장규리 탈퇴 "8인 체재로 팀 정비"[공식입장 전문]" [Fromis 9's Gyu-ri Jang withdrew "Team maintenance with 8 members" [Full text of official position]] (in Korean). Newsen. Retrieved July 28, 2022 – via Naver.