Lee, Eun-jeong (June 17, 2016). "젤리피쉬 1호 걸그룹은 '구구단'…"올여름 샛별"" [Jellyfish's No. 1 girl group is "Gugudan"..."A new star this summer"]. Naver (به کرهای). Yonhap News. Archived from the original on April 11, 2023. Retrieved June 19, 2016.
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Lee, Eun-jeong (June 17, 2016). "젤리피쉬 1호 걸그룹은 '구구단'…"올여름 샛별"" [Jellyfish's No. 1 girl group is "Gugudan"..."A new star this summer"]. Naver (به کرهای). Yonhap News. Archived from the original on April 11, 2023. Retrieved June 19, 2016.
