Yoo, Byung-cheol (June 21, 2021). (여자)아이들 전소연, `Windy`(윈디) 콘셉트 티저 비디오 공개 [(G)I-DLE's Jeon So-yeon, 'Windy' concept teaser video released] (in Korean). Korea Economic TV. Retrieved June 21, 2021.
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Ji-won, Ha (January 21, 2021). (여자)아이들 소연, 이서빈 지원 사격…"첫사랑을 담은 곡" (캡틴) [(G)I-DLE Soyeon, Lee Seobin support shooting… "A song about first love (Captain)]. XSportsNews. Retrieved July 1, 2021.