Hwang, Hye-jin (October 8, 2020). "하이업걸즈 측 "박남정 딸 박시은 걸그룹 6인조 확정, 11월 데뷔"(공식)" [High-Up Girls share, Park Nam-jung's daughter Park Si-eun's 6-member girl group confirmed, to debut in November]. Naver (به کرهای). Retrieved October 14, 2020.
Kim Won-gyeom (January 25, 2022). "NCT 도영‧스테이씨 시은‧재재, 가온차트 뮤직어워즈 3MC 확정 "방역에도 최선 다한다" [NCT's Doyoung, StayC's Sieun, and Jaejae confirmed as 3MCs at the Gaon Chart Music Awards "We will do our best to prevent quarantine] (به کرهای). SPOTV News. Retrieved January 25, 2022 – via Naver.
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Lee, Jihyun (January 1, 2019). [SBS 연기대상] 감우성·김선아, 공동 대상.. 베스트 커플상까지(종합) [[SBS Drama Awards] Gam Woo-sung, Kim Sun-ah, co- grand prize.. Best Couple Award (Comprehensive)]. News1 (به کرهای). Archived from the original on December 31, 2018. Retrieved June 26, 2020.
"'블랙아이드필승 걸그룹' STAYC, 시은·아이사 데뷔 프롤로그 공개" [Black-Eyed Pilseung's Group STAYC introduces debut videos for Sieun and Isa]. Top Daily (به کرهای). October 13, 2020. Retrieved October 14, 2020.
Lee, Jihyun (January 1, 2019). [SBS 연기대상] 감우성·김선아, 공동 대상.. 베스트 커플상까지(종합) [[SBS Drama Awards] Gam Woo-sung, Kim Sun-ah, co- grand prize.. Best Couple Award (Comprehensive)]. News1 (به کرهای). Archived from the original on December 31, 2018. Retrieved June 26, 2020.