Hong Se-young (May 21, 2021). "[단독] 추자현 안방 복귀, '그린 마더스 클럽' 출연" [[Exclusive] Choo Ja-hyun returns to the small room, appears in 'Green Mothers Club'] (به کرهای). Sport Donga. Retrieved May 21, 2021.
Lee Seung-gil (February 9, 2022). "이요원·추자현·김규리 '그린마더스클럽', 4월 첫 방송 확정 [공식]" [Lee Yo-won, Choo Ja-hyun, and Kim Gyu-ri's 'Green Mothers Club' to be broadcast for the first time in April [Official]]. My Daily (به کرهای). Retrieved February 9, 2022 – via Naver.
Kim Hye-jeong (December 23, 2021). "'그린마더스클럽' 이요원→추자현, 초등 학부형으로 뭉친다" ['Green Mothers Club' Lee Yo-won → Choo Ja-hyun to unite as elementary school parents]. Sports Kyunghyang.
