↑Lim Eui-jeong (October 6, 2021). "오월의 청춘' 김이경, 빅스마일 엔터테인먼트 전속 계약 체결(공식)"['Youth in May' Kim Yi-kyung signs an exclusive contract with Big Smile Entertainment (official)]. Herald POP (dalam bahasa Korea). Diakses tanggal October 6, 2021– via Naver.
↑"스위트홈' 김이경, 나홀로 크리스마스 파티 [화보]"[Sweet Home' Lee Kyung Kim, Alone Christmas Party [Picture]]. Korean Economy. December 13, 2020.
↑"'경이로운 소문' 조병규vs최광일, 마지막 혈투 예고"[‘Wonderful Rumors’ Jo Byeong-gyu vs Choi Kwang-il, the final blood battle foreshadowing]. Kookmin Ilbo. January 18, 2021.
↑Lee Joon-Hyun (March 18, 2021). "신예 김이경, '오월의 청춘' 출연…응급실 병아리 간호사로 변신"[Rookie Kim Yi-kyung to appear in 'Youth in May'... Transformed into an emergency room chick nurse]. hankyung (dalam bahasa Korea). Diakses tanggal March 18, 2021.
↑Ryu Ji-yoon (April 2, 2021). "신예 김이경, MBC '목표가 생겼다' 캐스팅…김환희 조력자로 활약 예고"[Rookie Kim Yi-kyung, cast in MBC's 'I Have a Goal'... Kim Hwan-hee to be active as an assistant]. dailian (dalam bahasa Korea). Diakses tanggal April 2, 2021.
↑Kim Su-soo (June 18, 2021). "덴티스테 브랜디드 드라마 '러브 리프레쉬' 21일 티저 공개"[Dentiste branded drama 'Love Refresh' teaser released on the 21st] (dalam bahasa Korea). Sports Seoul. Diakses tanggal June 18, 2021– via Naver.
↑Son Jin-ah (October 7, 2021). "신예 김이경, '신사와 아가씨' 합류…이세희와 호흡(공식)"[Rookie Kim Yi-kyung joins 'Gentleman and Lady'... Breathing with Lee Se-hee (official)]. MK Sports (dalam bahasa Korea). Diakses tanggal October 7, 2021– via Naver.
