↑ ۱٫۰۱٫۱۱٫۲Jae-ha, Hwang (July 19, 2024). "SBS 새 판타지 드라마 '귀궁' 육성재·김지연·김지훈 캐스팅" [SBS's new fantasy drama 'Gwigung' casts Yook Sung-jae, Kim Ji-yeon, and Kim Ji-hoon] (به کرهای). Yonhap News. Retrieved July 19, 2024 – via Naver.
↑Ga-hee, Kang (July 19, 2024). "육성재, 1인 2역 연기 펼친다..'귀궁' 남자 주인공 출연 확정(공식)" [Yook Sung-jae, plays two roles.. Confirmed to appear as the male lead in 'Gwigung' (Official)] (به کرهای). Herald Pop. Retrieved July 19, 2024.
↑Woo-young, Jang (July 19, 2024). "[단독] 김영광, 이영애 만나기 전 육성재X김지연과 호흡..'귀궁' 특별출연 (종합)" [[Exclusive] Kim Young-kwang, before meeting Lee Young-ae, working with Yook Sung-jae X Kim Ji-yeon... Special appearance in 'Gwigung' (Comprehensive)] (به کرهای). Osen. Retrieved July 19, 2024 – via Naver.
