Jo, Ji-young (July 15, 2021). "[공식] 카카오엔터, 음악 플랫폼 멜론 품는다..9월 합병" [[Official] Kakao Entertainment embraces music platform Melon..September merger]. Sports Chosun (in Korean). Archived from the original on July 15, 2021. Retrieved July 15, 2021 – via Naver.
Kwak, Hyeon-su (September 17, 2021). "플레이엠·크래커 엔터 통합…에이핑크·더보이즈 한 식구 된다" [PlayM and Creker Enter integration… Apink and The Boyz become one family]. YTN (in Korean). Archived from the original on February 25, 2022. Retrieved September 17, 2021 – via Naver.
Kim, Ye-ji (November 12, 2021). 에이핑크 '플레이엠'·더보이즈 '크래커', IST로 통합 [Apink's 'PlayM' and The Boyz's 'Cracker' merged into IST]. Newsis (in Korean). Archived from the original on November 12, 2021. Retrieved November 12, 2021 – via Naver.
Kang, Doo-soon; Oh, Dae-seok; Kang, Woo-seok; Kang, Young-woon; Cho, Jeehyun (December 3, 2020). "Kakao Page close to merging with Kakao M before IPO". Maeil Business News Korea. Archived from the original on April 28, 2021. Retrieved May 1, 2021.
Kang, Doo-soon; Oh, Dae-seok; Kang, Woo-seok; Kang, Young-woon; Cho, Jeehyun (December 3, 2020). "Kakao Page close to merging with Kakao M before IPO". Maeil Business News Korea. Archived from the original on April 28, 2021. Retrieved May 1, 2021.
Jo, Ji-young (July 15, 2021). "[공식] 카카오엔터, 음악 플랫폼 멜론 품는다..9월 합병" [[Official] Kakao Entertainment embraces music platform Melon..September merger]. Sports Chosun (in Korean). Archived from the original on July 15, 2021. Retrieved July 15, 2021 – via Naver.
Kwak, Hyeon-su (September 17, 2021). "플레이엠·크래커 엔터 통합…에이핑크·더보이즈 한 식구 된다" [PlayM and Creker Enter integration… Apink and The Boyz become one family]. YTN (in Korean). Archived from the original on February 25, 2022. Retrieved September 17, 2021 – via Naver.
Kim, Ye-ji (November 12, 2021). 에이핑크 '플레이엠'·더보이즈 '크래커', IST로 통합 [Apink's 'PlayM' and The Boyz's 'Cracker' merged into IST]. Newsis (in Korean). Archived from the original on November 12, 2021. Retrieved November 12, 2021 – via Naver.