Park, Jung-sun (April 7, 2023). "고소영, 송강호 소속사 써브라임 전속계약" [Ko So-young and Song Kang-ho signed an exclusive contract with Sublime] (in Korean). JTBC. Archived from the original on April 10, 2023. Retrieved April 10, 2023 – via Naver.
Park, Jung-sun (April 7, 2023). "고소영, 송강호 소속사 써브라임 전속계약" [Ko So-young and Song Kang-ho signed an exclusive contract with Sublime] (in Korean). JTBC. Archived from the original on April 10, 2023. Retrieved April 10, 2023 – via Naver.