Just JeA: 2013년 2주차 Album Chart. Gaon Music Chart (in Korean). Retrieved December 28, 2020.
2013년 01월 Album Chart. Gaon Music Chart (in Korean). Archived from the original on November 12, 2018. Retrieved December 28, 2020.
Gaon Digital Chart positions:
"Because You Sting": 2011년 1주차 Digital Chart. Gaon Music Chart (in Korean). Archived from the original on January 16, 2021. Retrieved December 28, 2020.
2011년 Download Chart. Gaon Music Chart (in Korean). p. 4. Archived from the original on August 16, 2016. Retrieved June 23, 2021.
Cumulative sales of "Let's Hug":
2012년 12월 Download Chart. Gaon Music Chart (in Korean). Archived from the original on February 26, 2015. Retrieved December 28, 2020.
2013년 01월 Download Chart. Gaon Music Chart (in Korean). Archived from the original on February 26, 2015. Retrieved December 28, 2020.
2013년 49주차 Download Chart. Gaon Music Chart (in Korean). Archived from the original on November 29, 2020. Retrieved December 28, 2020.
2015년 6주차 Download Chart. Gaon Music Chart (in Korean). Archived from the original on November 8, 2018. Retrieved December 28, 2020.
2016년 16주차 Download Chart. Gaon Music Chart (in Korean). Archived from the original on November 27, 2020. Retrieved December 28, 2020.
2012년 Download Chart. Gaon Music Chart (in Korean). p. 4. Archived from the original on August 16, 2016. Retrieved June 23, 2021.
2012년 47주차 Download Chart. Gaon Music Chart (in Korean). Archived from the original on December 22, 2021. Retrieved December 28, 2020.
Song, Soo-min (August 4, 2021). 브아걸 제아, '미스틱스토리' 떠난다..."계약 종료, 활동 응원 [Brown Eyed Girl Jea leaves 'Mystic Story'... "Termination of contract, support for activities"]. dispatch (in Korean). Naver. Archived from the original on August 4, 2021. Retrieved August 4, 2021.
Park, Sang-hu (November 23, 2022). 브아걸 제아, 초록뱀이앤엠 전속계약... 장윤정·이찬원과 한솥밥 [Brown Eyed Girls' JeA signs an exclusive contract with Green Snake E&M... Jang Yoon-jung·Lee Chan-won and Hansotbap]. JTBC (in Korean). Archived from the original on December 10, 2022. Retrieved December 10, 2022 – via Naver.
Cho, Eun-mi (October 29, 2021). 고디바 SHOW' 제아·김용명→자이언트핑크·낸시, 패널 8인 공개 ['Godiva Show' Jea and Kim Yong-myeong → Giant Pink, Nancy, 8 panelists unveiled] (in Korean). Herald Pop. Archived from the original on October 29, 2021. Retrieved October 29, 2021 – via Naver.
Jeong, Hee-yeon (November 16, 2021). 붐→이찬원 예능 '딩가딩가' 출연 [Boom → Chan-won Lee Appeared in the variety show 'Dinga Dinga] (in Korean). Sports Donga. Archived from the original on November 16, 2021. Retrieved November 16, 2021 – via Naver.
Ahn, Eun-jae (July 13, 2022). 씨름의 여왕' 고은아·김보름·설하윤 모래판 위 포스터 공개 [Queen of Ssireum' Go Eun-ah, Kim Bo-reum, Seol Ha-yun Released Posters on the Sandboard] (in Korean). News1 [ko]. Archived from the original on July 13, 2022. Retrieved July 13, 2022 – via Naver.
Song, Soo-min (August 4, 2021). 브아걸 제아, '미스틱스토리' 떠난다..."계약 종료, 활동 응원 [Brown Eyed Girl Jea leaves 'Mystic Story'... "Termination of contract, support for activities"]. dispatch (in Korean). Naver. Archived from the original on August 4, 2021. Retrieved August 4, 2021.
Park, Sang-hu (November 23, 2022). 브아걸 제아, 초록뱀이앤엠 전속계약... 장윤정·이찬원과 한솥밥 [Brown Eyed Girls' JeA signs an exclusive contract with Green Snake E&M... Jang Yoon-jung·Lee Chan-won and Hansotbap]. JTBC (in Korean). Archived from the original on December 10, 2022. Retrieved December 10, 2022 – via Naver.
2013년 01월 Album Chart. Gaon Music Chart (in Korean). Archived from the original on November 12, 2018. Retrieved December 28, 2020.
Gaon Digital Chart positions:
"Because You Sting": 2011년 1주차 Digital Chart. Gaon Music Chart (in Korean). Archived from the original on January 16, 2021. Retrieved December 28, 2020.
2011년 Download Chart. Gaon Music Chart (in Korean). p. 4. Archived from the original on August 16, 2016. Retrieved June 23, 2021.
Cumulative sales of "Let's Hug":
2012년 12월 Download Chart. Gaon Music Chart (in Korean). Archived from the original on February 26, 2015. Retrieved December 28, 2020.
2013년 01월 Download Chart. Gaon Music Chart (in Korean). Archived from the original on February 26, 2015. Retrieved December 28, 2020.
2013년 49주차 Download Chart. Gaon Music Chart (in Korean). Archived from the original on November 29, 2020. Retrieved December 28, 2020.
2015년 6주차 Download Chart. Gaon Music Chart (in Korean). Archived from the original on November 8, 2018. Retrieved December 28, 2020.
2016년 16주차 Download Chart. Gaon Music Chart (in Korean). Archived from the original on November 27, 2020. Retrieved December 28, 2020.
2012년 Download Chart. Gaon Music Chart (in Korean). p. 4. Archived from the original on August 16, 2016. Retrieved June 23, 2021.
2012년 47주차 Download Chart. Gaon Music Chart (in Korean). Archived from the original on December 22, 2021. Retrieved December 28, 2020.
Cho, Eun-mi (October 29, 2021). 고디바 SHOW' 제아·김용명→자이언트핑크·낸시, 패널 8인 공개 ['Godiva Show' Jea and Kim Yong-myeong → Giant Pink, Nancy, 8 panelists unveiled] (in Korean). Herald Pop. Archived from the original on October 29, 2021. Retrieved October 29, 2021 – via Naver.
Jeong, Hee-yeon (November 16, 2021). 붐→이찬원 예능 '딩가딩가' 출연 [Boom → Chan-won Lee Appeared in the variety show 'Dinga Dinga] (in Korean). Sports Donga. Archived from the original on November 16, 2021. Retrieved November 16, 2021 – via Naver.
Ahn, Eun-jae (July 13, 2022). 씨름의 여왕' 고은아·김보름·설하윤 모래판 위 포스터 공개 [Queen of Ssireum' Go Eun-ah, Kim Bo-reum, Seol Ha-yun Released Posters on the Sandboard] (in Korean). News1 [ko]. Archived from the original on July 13, 2022. Retrieved July 13, 2022 – via Naver.
Ahn, Eun-jae (July 13, 2022). 씨름의 여왕' 고은아·김보름·설하윤 모래판 위 포스터 공개 [Queen of Ssireum' Go Eun-ah, Kim Bo-reum, Seol Ha-yun Released Posters on the Sandboard] (in Korean). News1 [ko]. Archived from the original on July 13, 2022. Retrieved July 13, 2022 – via Naver.