Yoo, Dae-gil (June 16, 2018). "[포토] 프로듀스 48 출연 연습생 김다연 (PRODUCE 48)" [[Photo] Produce 48 trainee Dayeon Kim (PRODUCE 48)]. Ajou Economy (dalam bahasa Korea). Diarkibkan daripada yang asal pada January 2, 2022. Dicapai pada January 2, 2022.
"Kep1er 코로나19 확진 관련 안내" [Kep1er information on COVID-19 confirmation]. Daum (dalam bahasa Korea). December 14, 2021. Diarkibkan daripada yang asal pada December 14, 2021. Dicapai pada December 14, 2021.
"First Impact" (dalam bahasa Korea). Korea Music Content Association. January 2–8, 2022. Diarkibkan daripada yang asal pada January 13, 2022. Dicapai pada January 13, 2022 – melalui Gaon Chart.
"Wa Da Da" (dalam bahasa Korea). Korea Music Content Association. February 6–12, 2022. Diarkibkan daripada yang asal pada February 17, 2022. Dicapai pada February 17, 2022 – melalui Gaon Chart.
"2022년 26주차 Download Chart" [Week 26 of 2022 Download Chart]. Gaon Music Chart (dalam bahasa Korea). June 19–25, 2022. Diarkibkan daripada yang asal pada June 30, 2022. Dicapai pada June 30, 2022.
hankyung.com
bntnews.hankyung.com
"2005년생 예서 버스터즈 새 멤버, "10년째 아역배우로 활동"" [New member of Busters, Yeseo born in 2005, "Active as a child actor for 10 years"]. bntnews.hankyung.com. Diarkibkan daripada yang asal pada February 2, 2019. Dicapai pada 2019-02-01.
황, 소영 (September 18, 2022). 케플러, 유니버스와 신곡 'Sugar Rush' 과즙美 팡팡 [Kepler, Universe and New Song 'Sugar Rush' Juicy Beauty]. JTBC News (dalam bahasa Korean). Diarkibkan daripada yang asal pada September 21, 2022. Dicapai pada September 21, 2022.CS1 maint: unrecognized language (link)
"3月15日(水)にJapan 2nd Single <FLY-BY>発売決定!ビジュアル/商品詳細を公開!" [Japan 2nd single <FLY-BY> will be released on March 15th (Wednesday)! Visual / product details released!]. kep1er.jp (dalam bahasa Jepun). January 16, 2023. Diarkibkan daripada yang asal pada January 15, 2023. Dicapai pada January 16, 2023.
"11月22日(水)発売、Kep1er Japan 3rd Single <FLY-HIGH> 購入特典が決定!" [Kep1er Japan 3rd Single <FLY-HIGH> released on November 22nd (Wednesday) Purchase benefits have been decided!]. kep1er.jp (dalam bahasa Jepun). October 10, 2023. Diarkibkan daripada yang asal pada October 10, 2023. Dicapai pada October 10, 2023.
mk.co.kr
Park, Se-yeon (2021-07-06). "Mnet '걸스플래닛999' 8월 6일 첫방 확정" ['Girls Planet 999' first aired on August 6th confirmed]. Star Today (dalam bahasa Korea). Diarkibkan daripada yang asal pada October 26, 2021. Dicapai pada 2021-07-07.
"케플러, 첫 日 아레나 투어 도쿄 공연 성료" ['Kep1er successfully completed its first Japanese arena tour in Tokyo] (dalam bahasa Korea). StarToday. May 22, 2023. Diarkibkan daripada yang asal pada June 11, 2023. Dicapai pada June 11, 2023 – melalui Maeil Business Newspaper.
Choi Ji-yoon (December 5, 2021). "케플러, 데뷔 연기...스태프 코로나 확진 여파". Newsis via Naver (dalam bahasa Korea). Diarkibkan daripada yang asal pada December 5, 2021. Dicapai pada December 5, 2021.
Lee Jae-hoon (December 8, 2021). "케플러, 내년 1월3일 데뷔...'2021 MAMA' 출연 취소" [Kep1er to debut on January 3 next year... Cancellation of '2021 MAMA' appearance]. Newsis via Naver (dalam bahasa Korea). Diarkibkan daripada yang asal pada December 8, 2021. Dicapai pada December 8, 2021.
Kim, Won-kyum (November 26, 2021). "케플러, 샤오팅‧마시로 코로나19 완치→1월 3일 데뷔 프로모션 재개[공식]" [Kep1er, Xiaoting and Mashiro recover from Corona 19 → Debut promotion resumes on January 3 [Official]]. Spotv News (dalam bahasa Korea). Diarkibkan daripada yang asal pada December 26, 2021. Dicapai pada November 26, 2021.
Kim, Bo-ra (January 13, 2022). "'엠카' 케플러, 아이브 제치고 1위...민호·효린 컴백[종합]" ['Mcar' Kepler overtakes Ive for 1st place...Minho and Hyorin comeback [Overall]] (dalam bahasa Korea). Osen. Diarkibkan daripada yang asal pada January 13, 2022. Dicapai pada January 13, 2022 – melalui Naver.
Jeong, Hee-yeon (February 21, 2022). "'퀸덤2' 출연자 공개...브브걸-비비지-이달소-우소-효린-케플러" ['Queendom 2' cast revealed... Brave Girls – Viviz – Loona – WJSN – Hyolyn – Kep1er] (dalam bahasa Korea). Sports Donga. Diarkibkan daripada yang asal pada February 21, 2022. Dicapai pada February 21, 2022 – melalui Naver.
Choi, Hye-jin (October 13, 2022). ""거침없이 싸워"..케플러, 걸스 히어로들의 'We Fresh' [6시★살롱]" ["Fight without hesitation"..Kepler, Girl's Heroes' 'We Fresh' [6 o'clock Salon]] (dalam bahasa Korea). Star News. Diarkibkan daripada yang asal pada October 13, 2022. Dicapai pada October 13, 2022 – melalui Naver.
Kim, Nayul (February 14, 2023). "케플러, 데뷔 후 첫 日 아레나 투어 확정..뜨거운 현지 인기" ['Kep1er confirms first Japanese arena tour after debut... hot local popularity] (dalam bahasa Korea). Herald Pop. Diarkibkan daripada yang asal pada March 2, 2023. Dicapai pada June 11, 2023 – melalui Naver.
Kim, Min-ji (March 2, 2023). "케플러, 4월10일 새 앨범 발매...6개월 만에 컴백" [Kepler releases new album on April 10th... comeback after 6 months] (dalam bahasa Korea). News1. Diarkibkan daripada yang asal pada November 12, 2020. Dicapai pada March 2, 2023 – melalui Naver.
Jeong, Ga-young (March 20, 2023). "'러브 스트럭' 케플러, 4월 10일 컴백" ['Lovestruck' Kep1er, April 10 Comeback] (dalam bahasa Korea). Sportsworld. Diarkibkan daripada yang asal pada May 11, 2023. Dicapai pada March 20, 2023 – melalui Naver.
Seung-rok, Lee (July 6, 2023). "걸그룹 케플러, 꼬마버스 타요와 전격 콜라보" [Collaboration with girl group Kep1er and Tayo the Little Bus]. My Daily (dalam bahasa Korea). Diarkibkan daripada yang asal pada September 1, 2023. Dicapai pada September 1, 2023 – melalui Naver.
Hyo-jin, Jeon (August 30, 2023). "케플러, 9월 25일 컴백...'매직 아워' 티저" [Kepler, comeback on September 25th... Teaser for 'Magic Hour']. Sports Donga (dalam bahasa Korea). Diarkibkan daripada yang asal pada August 30, 2023. Dicapai pada August 30, 2023 – melalui Naver.
Kim, Soo-young (March 4, 2024). "케플러, 데뷔 첫 日 팬 콘서트 성공적 마무리...3만명 동원" [Kep1er successfully concludes their first Japanese fan concert after debut... 30,000 people attended] (dalam bahasa Korea). The Korea Economic Daily. Diarkibkan daripada yang asal pada March 4, 2024. Dicapai pada March 4, 2024 – melalui Naver.
Kim, Tae-hoon (January 12, 2024). "케플러 활동 연장 재계약 논의는 계속된다, 남은 기간은 6개월" [Kep1er activity extension contract renewal discussions continue, remaining period is 6 months] (dalam bahasa Korea). MHN Sports. Diarkibkan daripada yang asal pada March 30, 2024. Dicapai pada March 30, 2024 – melalui Naver.
Lee, Tae-soo (January 3, 2022). "'걸스플래닛' 출신 케플러 "우리 강점은 퍼포먼스와 에너지"" [Kep1er from 'Girls Planet' "Our strengths are performance and energy"] (dalam bahasa Korea). Yonhap News Agency. Diarkibkan daripada yang asal pada January 19, 2022. Dicapai pada January 16, 2022 – melalui Naver.
Cheon, Joo-young (November 19, 2021). "'걸스플래닛999' 케플러 최유진·사카모토 마시로, 라이브 방송에서 리더와 부리더 임명" ['Girls Planet 999' Kep1er Choi Yujin and Sakamoto Mashiro Appointed Leader and Co-leader in Live Broadcast] (dalam bahasa Korea). My Daily. Diarkibkan daripada yang asal pada January 16, 2022. Dicapai pada January 16, 2022 – melalui Naver.
Kwak, Hyun-soo (June 14, 2022). "케플러(Kep1er), Mnet M2서 컴백쇼…'더블라스트' 최초 공개" [Kep1er (Kep1er), comeback show at Mnet M2... First release of 'The Blast'] (dalam bahasa Korea). YTN. Diarkibkan daripada yang asal pada June 14, 2022. Dicapai pada June 14, 2022 – melalui Naver.
Moon, Wan-sik (October 22, 2022). "케플러, 자체 콘텐츠 'KEPtain Heroes' 티저 영상 공개..기대 UP" [Kepler unveils its own content 'KEPtain Heroes' teaser video... Expectations UP] (dalam bahasa Korea). Star News. Diarkibkan daripada yang asal pada October 29, 2022. Dicapai pada October 29, 2022 – melalui Naver.
Hwang, Mi-hyun (March 16, 2023). "케플러, 두번째 리얼리티 '케플러너' 방송 "홍보 위해 직접 뛰어라" [Kepler, the second reality show 'Kep1er-unner' broadcast "Run for publicity] (dalam bahasa Korea). News1. Diarkibkan daripada yang asal pada March 16, 2023. Dicapai pada March 16, 2023 – melalui Naver.
Hwang, Hye-jin (April 3, 2023). "케플러, 10일 컴백 당일 단독 컴백쇼...신곡 무대 최초 공개" [Kep1er, solo comeback show on the 10th... First public performance of new song] (dalam bahasa Korea). Newsen. Diarkibkan daripada yang asal pada January 28, 2024. Dicapai pada January 28, 2024 – melalui Naver.
n.news.naver.com
Lee, Seung-hoon (January 10, 2022). "[단독]케플러 김채현, '더쇼' 새 MC 확정..'걸스플래닛999' 1위의 대세 행보" [[Exclusive] Kepler Kim Chae-hyun, 'The Show' new MC confirmed...'Girls Planet 999' trending trend] (dalam bahasa Korea). Osen. Diarkibkan daripada yang asal pada January 10, 2022. Dicapai pada January 11, 2022 – melalui Naver.
Kim, No-eul (June 3, 2022). "케플러, 20일 미니 2집 'DOUBLAST'로 컴백 [공식입장]" [Kepler, comeback with the 2nd mini album 'DOUBLAST' on the 20th [Official Position]] (dalam bahasa Korea). Xports News. Diarkibkan daripada yang asal pada June 3, 2022. Dicapai pada June 3, 2022 – melalui Naver.
Kim, Hyun-sik (October 22, 2021). "김채현 1위…'걸스플래닛' 9인조 걸그룹 '케플러' 결성" [Kim Chae-hyun 1st place… 'Girls Planet' 8-member girl group 'Kep1er' formed]. Edaily (dalam bahasa Korea). Diarkibkan daripada yang asal pada October 22, 2021. Dicapai pada October 22, 2021.
Lee, Deok-haeng (December 12, 2021). "케플러, 첫 리얼리티 '케플러뷰' 성공적 마무리…통통 튀는 행보 기대감" [Kep1er successfully wraps up its first reality show 'Kep1er View'... Anticipation of bouncing action]. Star News (dalam bahasa Korea). Diarkibkan daripada yang asal pada December 15, 2021. Dicapai pada December 15, 2021.
"'걸스플래닛' 걸그룹 케플러, 1월 3일 데뷔쇼…팬덤명 최초 공개" ['Girls Planet' girl group Kep1er to debut on January 3rd... Fandom name revealed for the first time]. Naver. December 31, 2021. Diarkibkan daripada yang asal pada January 2, 2022. Dicapai pada January 2, 2022.
m.entertain.naver.com
Kim, Na-ra (May 13, 2024). "케플러, 드디어 첫 정규앨범 발표한다.."6월 3일 컴백" [공식]" [Kep1er finally releases first full-length album.."Comeback on June 3" [Official]]. Star News. Diarkibkan daripada yang asal pada May 13, 2024. Dicapai pada May 13, 2024 – melalui Naver.
Kim, Min-ji (May 30, 2024). "케플러, 마시로·강예서 제외 7인 재계약...활동 연장 [공식]" [Kep1er, 7 members, minus Mashiro and Yeseo, renewed their contracts... to extend activity [Official]]. News1. Diarkibkan daripada yang asal pada May 30, 2024. Dicapai pada May 30, 2024 – melalui Naver.
Kim, Ji-ho (July 16, 2024). "케플러, 9인 체제 종료…강예서·마시로, 아름다운 이별" [Kep1er, 9-person system ends… Kang Ye-seo and Mashiro, beautiful farewell] (dalam bahasa Korea). Dispatch. Diarkibkan daripada yang asal pada July 15, 2024. Dicapai pada July 16, 2024 – melalui Naver.
"Wa Da Da". Recorded Music NZ. January 10, 2022. Diarkibkan daripada yang asal pada January 8, 2022. Dicapai pada January 8, 2022.
oricon.co.jp
"First Impact" (dalam bahasa Jepun). January 17, 2022. Diarkibkan daripada yang asal pada January 12, 2022. Dicapai pada January 12, 2022.
"Doublast" (dalam bahasa Jepun). July 4, 2022. Diarkibkan daripada yang asal pada June 29, 2022. Dicapai pada June 29, 2022.
月間 アルバムランキング 2022年01月度 [Oricon Monthly Album Ranking January 2022]. Oricon (dalam bahasa Jepun). Diarkibkan daripada yang asal pada February 12, 2022. Dicapai pada February 16, 2022.
Cumulative physical sales for Doublast:
オリコン週間 アルバムランキング 2022年06月20日~2022年06月26日 [Oricon Weekly Album Ranking June 20, 2022 – June 26, 2022] (dalam bahasa Jepun). Oricon. Diarkibkan daripada yang asal pada June 29, 2022. Dicapai pada June 29, 2022.
Cumulative Japanese physical sales for Troubleshooter:
月間 アルバムランキング 2022年10月度 [Oricon Monthly Album Ranking October 2022] (dalam bahasa Jepun). Oricon. Diarkibkan daripada yang asal pada November 9, 2022. Dicapai pada November 9, 2022.
Cumulative Japanese digital sales for Troubleshooter:
週間 デジタルアルバムランキング 2022年10月24日付 [Oricon Weekly Digital Album Ranking October 10, 2022 – October 16, 2022] (dalam bahasa Jepun). Oricon. Diarkibkan daripada yang asal pada October 19, 2022. Dicapai pada October 19, 2022.
"Kep1erのシングル売上" (dalam bahasa Jepun). Oricon. Diarkibkan daripada yang asal pada October 27, 2022. Dicapai pada October 28, 2022.
月間 シングルランキング 2022年09月度 [Oricon Monthly Single Ranking September 2022] (dalam bahasa Jepun). Oricon. Diarkibkan daripada yang asal pada October 12, 2022. Dicapai pada October 12, 2022.
週間 デジタルシングル(単曲)ランキング 2022年09月05日~2022年09月11日 [Oricon Weekly Digital Single (Single Song) Ranking September 5, 2022 – September 11, 2022] (dalam bahasa Jepun). Oricon. Diarkibkan daripada yang asal pada September 14, 2022. Dicapai pada September 15, 2022.
"Wa Da Da". Recording Industry Association Singapore. January 7–13, 2022. Diarkibkan daripada yang asal pada January 18, 2022. Dicapai pada January 18, 2022.
starnewskorea.com
Im, Seong-gyun (January 3, 2022). "케플러 '2022년 최대 기대주'[★포토]" [Kepler 'the most anticipated stock in 2022' [Photo]]. Star News (dalam bahasa Korea). Diarkibkan daripada yang asal pada January 3, 2022. Dicapai pada January 3, 2022.
topstarnews.net
Kim, Hyo-jin (2021-06-08). "'걸스플래닛999', 8월 첫 방송 확정→여진구 MC 발탁" ['Girls Planet 999' first broadcast confirmed in August → Yeo Jin-goo selected as MC]. Top Star News (dalam bahasa Korea). Diarkibkan daripada yang asal pada October 9, 2021. Dicapai pada 2021-07-07.
Kim, Hyo-jin (2021-06-08). "'걸스플래닛999', 8월 첫 방송 확정→여진구 MC 발탁" ['Girls Planet 999' first broadcast confirmed in August → Yeo Jin-goo selected as MC]. Top Star News (dalam bahasa Korea). Diarkibkan daripada yang asal pada October 9, 2021. Dicapai pada 2021-07-07.
Park, Se-yeon (2021-07-06). "Mnet '걸스플래닛999' 8월 6일 첫방 확정" ['Girls Planet 999' first aired on August 6th confirmed]. Star Today (dalam bahasa Korea). Diarkibkan daripada yang asal pada October 26, 2021. Dicapai pada 2021-07-07.
"2005년생 예서 버스터즈 새 멤버, "10년째 아역배우로 활동"" [New member of Busters, Yeseo born in 2005, "Active as a child actor for 10 years"]. bntnews.hankyung.com. Diarkibkan daripada yang asal pada February 2, 2019. Dicapai pada 2019-02-01.
Yoo, Dae-gil (June 16, 2018). "[포토] 프로듀스 48 출연 연습생 김다연 (PRODUCE 48)" [[Photo] Produce 48 trainee Dayeon Kim (PRODUCE 48)]. Ajou Economy (dalam bahasa Korea). Diarkibkan daripada yang asal pada January 2, 2022. Dicapai pada January 2, 2022.
Choi Ji-yoon (December 5, 2021). "케플러, 데뷔 연기...스태프 코로나 확진 여파". Newsis via Naver (dalam bahasa Korea). Diarkibkan daripada yang asal pada December 5, 2021. Dicapai pada December 5, 2021.
Lee Jae-hoon (December 8, 2021). "케플러, 내년 1월3일 데뷔...'2021 MAMA' 출연 취소" [Kep1er to debut on January 3 next year... Cancellation of '2021 MAMA' appearance]. Newsis via Naver (dalam bahasa Korea). Diarkibkan daripada yang asal pada December 8, 2021. Dicapai pada December 8, 2021.
"Kep1er 코로나19 확진 관련 안내" [Kep1er information on COVID-19 confirmation]. Daum (dalam bahasa Korea). December 14, 2021. Diarkibkan daripada yang asal pada December 14, 2021. Dicapai pada December 14, 2021.
Kim, Won-kyum (November 26, 2021). "케플러, 샤오팅‧마시로 코로나19 완치→1월 3일 데뷔 프로모션 재개[공식]" [Kep1er, Xiaoting and Mashiro recover from Corona 19 → Debut promotion resumes on January 3 [Official]]. Spotv News (dalam bahasa Korea). Diarkibkan daripada yang asal pada December 26, 2021. Dicapai pada November 26, 2021.
Im, Seong-gyun (January 3, 2022). "케플러 '2022년 최대 기대주'[★포토]" [Kepler 'the most anticipated stock in 2022' [Photo]]. Star News (dalam bahasa Korea). Diarkibkan daripada yang asal pada January 3, 2022. Dicapai pada January 3, 2022.
Lee, Tae-soo (January 3, 2022). "'걸스플래닛' 출신 케플러 "우리 강점은 퍼포먼스와 에너지"" [Kepler from 'Girls Planet' "Our strengths are performance and energy"]. Yonhap News Agency (dalam bahasa Korea). Diarkibkan daripada yang asal pada January 3, 2022. Dicapai pada January 3, 2022.
Lee, Seung-hoon (January 10, 2022). "[단독]케플러 김채현, '더쇼' 새 MC 확정..'걸스플래닛999' 1위의 대세 행보" [[Exclusive] Kepler Kim Chae-hyun, 'The Show' new MC confirmed...'Girls Planet 999' trending trend] (dalam bahasa Korea). Osen. Diarkibkan daripada yang asal pada January 10, 2022. Dicapai pada January 11, 2022 – melalui Naver.
Kim, Bo-ra (January 13, 2022). "'엠카' 케플러, 아이브 제치고 1위...민호·효린 컴백[종합]" ['Mcar' Kepler overtakes Ive for 1st place...Minho and Hyorin comeback [Overall]] (dalam bahasa Korea). Osen. Diarkibkan daripada yang asal pada January 13, 2022. Dicapai pada January 13, 2022 – melalui Naver.
Jeong, Hee-yeon (February 21, 2022). "'퀸덤2' 출연자 공개...브브걸-비비지-이달소-우소-효린-케플러" ['Queendom 2' cast revealed... Brave Girls – Viviz – Loona – WJSN – Hyolyn – Kep1er] (dalam bahasa Korea). Sports Donga. Diarkibkan daripada yang asal pada February 21, 2022. Dicapai pada February 21, 2022 – melalui Naver.
Kim, No-eul (June 3, 2022). "케플러, 20일 미니 2집 'DOUBLAST'로 컴백 [공식입장]" [Kepler, comeback with the 2nd mini album 'DOUBLAST' on the 20th [Official Position]] (dalam bahasa Korea). Xports News. Diarkibkan daripada yang asal pada June 3, 2022. Dicapai pada June 3, 2022 – melalui Naver.
황, 소영 (September 18, 2022). 케플러, 유니버스와 신곡 'Sugar Rush' 과즙美 팡팡 [Kepler, Universe and New Song 'Sugar Rush' Juicy Beauty]. JTBC News (dalam bahasa Korean). Diarkibkan daripada yang asal pada September 21, 2022. Dicapai pada September 21, 2022.CS1 maint: unrecognized language (link)
Choi, Hye-jin (October 13, 2022). ""거침없이 싸워"..케플러, 걸스 히어로들의 'We Fresh' [6시★살롱]" ["Fight without hesitation"..Kepler, Girl's Heroes' 'We Fresh' [6 o'clock Salon]] (dalam bahasa Korea). Star News. Diarkibkan daripada yang asal pada October 13, 2022. Dicapai pada October 13, 2022 – melalui Naver.
Kim, Nayul (February 14, 2023). "케플러, 데뷔 후 첫 日 아레나 투어 확정..뜨거운 현지 인기" ['Kep1er confirms first Japanese arena tour after debut... hot local popularity] (dalam bahasa Korea). Herald Pop. Diarkibkan daripada yang asal pada March 2, 2023. Dicapai pada June 11, 2023 – melalui Naver.
"3月15日(水)にJapan 2nd Single <FLY-BY>発売決定!ビジュアル/商品詳細を公開!" [Japan 2nd single <FLY-BY> will be released on March 15th (Wednesday)! Visual / product details released!]. kep1er.jp (dalam bahasa Jepun). January 16, 2023. Diarkibkan daripada yang asal pada January 15, 2023. Dicapai pada January 16, 2023.
Kim, Min-ji (March 2, 2023). "케플러, 4월10일 새 앨범 발매...6개월 만에 컴백" [Kepler releases new album on April 10th... comeback after 6 months] (dalam bahasa Korea). News1. Diarkibkan daripada yang asal pada November 12, 2020. Dicapai pada March 2, 2023 – melalui Naver.
Jeong, Ga-young (March 20, 2023). "'러브 스트럭' 케플러, 4월 10일 컴백" ['Lovestruck' Kep1er, April 10 Comeback] (dalam bahasa Korea). Sportsworld. Diarkibkan daripada yang asal pada May 11, 2023. Dicapai pada March 20, 2023 – melalui Naver.
"케플러, 첫 日 아레나 투어 도쿄 공연 성료" ['Kep1er successfully completed its first Japanese arena tour in Tokyo] (dalam bahasa Korea). StarToday. May 22, 2023. Diarkibkan daripada yang asal pada June 11, 2023. Dicapai pada June 11, 2023 – melalui Maeil Business Newspaper.
Seung-rok, Lee (July 6, 2023). "걸그룹 케플러, 꼬마버스 타요와 전격 콜라보" [Collaboration with girl group Kep1er and Tayo the Little Bus]. My Daily (dalam bahasa Korea). Diarkibkan daripada yang asal pada September 1, 2023. Dicapai pada September 1, 2023 – melalui Naver.
Hyo-jin, Jeon (August 30, 2023). "케플러, 9월 25일 컴백...'매직 아워' 티저" [Kepler, comeback on September 25th... Teaser for 'Magic Hour']. Sports Donga (dalam bahasa Korea). Diarkibkan daripada yang asal pada August 30, 2023. Dicapai pada August 30, 2023 – melalui Naver.
"11月22日(水)発売、Kep1er Japan 3rd Single <FLY-HIGH> 購入特典が決定!" [Kep1er Japan 3rd Single <FLY-HIGH> released on November 22nd (Wednesday) Purchase benefits have been decided!]. kep1er.jp (dalam bahasa Jepun). October 10, 2023. Diarkibkan daripada yang asal pada October 10, 2023. Dicapai pada October 10, 2023.
Kim, Soo-young (March 4, 2024). "케플러, 데뷔 첫 日 팬 콘서트 성공적 마무리...3만명 동원" [Kep1er successfully concludes their first Japanese fan concert after debut... 30,000 people attended] (dalam bahasa Korea). The Korea Economic Daily. Diarkibkan daripada yang asal pada March 4, 2024. Dicapai pada March 4, 2024 – melalui Naver.
Kim, Na-ra (May 13, 2024). "케플러, 드디어 첫 정규앨범 발표한다.."6월 3일 컴백" [공식]" [Kep1er finally releases first full-length album.."Comeback on June 3" [Official]]. Star News. Diarkibkan daripada yang asal pada May 13, 2024. Dicapai pada May 13, 2024 – melalui Naver.
Kim, Tae-hoon (January 12, 2024). "케플러 활동 연장 재계약 논의는 계속된다, 남은 기간은 6개월" [Kep1er activity extension contract renewal discussions continue, remaining period is 6 months] (dalam bahasa Korea). MHN Sports. Diarkibkan daripada yang asal pada March 30, 2024. Dicapai pada March 30, 2024 – melalui Naver.
Kim, Min-ji (May 30, 2024). "케플러, 마시로·강예서 제외 7인 재계약...활동 연장 [공식]" [Kep1er, 7 members, minus Mashiro and Yeseo, renewed their contracts... to extend activity [Official]]. News1. Diarkibkan daripada yang asal pada May 30, 2024. Dicapai pada May 30, 2024 – melalui Naver.
Kim, Ji-ho (July 16, 2024). "케플러, 9인 체제 종료…강예서·마시로, 아름다운 이별" [Kep1er, 9-person system ends… Kang Ye-seo and Mashiro, beautiful farewell] (dalam bahasa Korea). Dispatch. Diarkibkan daripada yang asal pada July 15, 2024. Dicapai pada July 16, 2024 – melalui Naver.
Lee, Tae-soo (January 3, 2022). "'걸스플래닛' 출신 케플러 "우리 강점은 퍼포먼스와 에너지"" [Kep1er from 'Girls Planet' "Our strengths are performance and energy"] (dalam bahasa Korea). Yonhap News Agency. Diarkibkan daripada yang asal pada January 19, 2022. Dicapai pada January 16, 2022 – melalui Naver.
Cheon, Joo-young (November 19, 2021). "'걸스플래닛999' 케플러 최유진·사카모토 마시로, 라이브 방송에서 리더와 부리더 임명" ['Girls Planet 999' Kep1er Choi Yujin and Sakamoto Mashiro Appointed Leader and Co-leader in Live Broadcast] (dalam bahasa Korea). My Daily. Diarkibkan daripada yang asal pada January 16, 2022. Dicapai pada January 16, 2022 – melalui Naver.
"First Impact" (dalam bahasa Korea). Korea Music Content Association. January 2–8, 2022. Diarkibkan daripada yang asal pada January 13, 2022. Dicapai pada January 13, 2022 – melalui Gaon Chart.
"First Impact" (dalam bahasa Jepun). January 12, 2022. Diarkibkan daripada yang asal pada January 12, 2022. Dicapai pada May 17, 2022.
"Album Chart 2022". Circle Chart (dalam bahasa Korea). Diarkibkan daripada yang asal pada January 13, 2023. Dicapai pada January 14, 2023.
月間 アルバムランキング 2022年01月度 [Oricon Monthly Album Ranking January 2022]. Oricon (dalam bahasa Jepun). Diarkibkan daripada yang asal pada February 12, 2022. Dicapai pada February 16, 2022.
Accumulated digital sales figures for First Impact
デジタルアルバムランキング 2022年01月03日~2022年01月09日 [Oricon Weekly Digital Album Ranking January 3, 2022 – January 9, 2022]. Oricon (dalam bahasa Jepun). Diarkibkan daripada yang asal pada January 12, 2022. Dicapai pada January 12, 2022.CS1 maint: unfit URL (link)
オリコン週間 アルバムランキング 2022年06月20日~2022年06月26日 [Oricon Weekly Album Ranking June 20, 2022 – June 26, 2022] (dalam bahasa Jepun). Oricon. Diarkibkan daripada yang asal pada June 29, 2022. Dicapai pada June 29, 2022.
Cumulative Japanese physical sales for Troubleshooter:
月間 アルバムランキング 2022年10月度 [Oricon Monthly Album Ranking October 2022] (dalam bahasa Jepun). Oricon. Diarkibkan daripada yang asal pada November 9, 2022. Dicapai pada November 9, 2022.
Cumulative Japanese digital sales for Troubleshooter:
週間 デジタルアルバムランキング 2022年10月24日付 [Oricon Weekly Digital Album Ranking October 10, 2022 – October 16, 2022] (dalam bahasa Jepun). Oricon. Diarkibkan daripada yang asal pada October 19, 2022. Dicapai pada October 19, 2022.
"Wa Da Da" (dalam bahasa Korea). Korea Music Content Association. February 6–12, 2022. Diarkibkan daripada yang asal pada February 17, 2022. Dicapai pada February 17, 2022 – melalui Gaon Chart.
"Wa Da Da". Recording Industry Association Singapore. January 7–13, 2022. Diarkibkan daripada yang asal pada January 18, 2022. Dicapai pada January 18, 2022.
Peak chart positions on Billboard's Vietnam Hot 100:
"Wa Da Da". Billboard. January 16–22, 2022. Diarkibkan daripada yang asal pada January 20, 2022. Dicapai pada January 20, 2022.
"Wa Da Da". Billboard. January 23–29, 2022. Diarkibkan daripada yang asal pada January 24, 2022. Dicapai pada January 25, 2022.
"2022년 26주차 Download Chart" [Week 26 of 2022 Download Chart]. Gaon Music Chart (dalam bahasa Korea). June 19–25, 2022. Diarkibkan daripada yang asal pada June 30, 2022. Dicapai pada June 30, 2022.
月間 シングルランキング 2022年09月度 [Oricon Monthly Single Ranking September 2022] (dalam bahasa Jepun). Oricon. Diarkibkan daripada yang asal pada October 12, 2022. Dicapai pada October 12, 2022.
週間 デジタルシングル(単曲)ランキング 2022年09月05日~2022年09月11日 [Oricon Weekly Digital Single (Single Song) Ranking September 5, 2022 – September 11, 2022] (dalam bahasa Jepun). Oricon. Diarkibkan daripada yang asal pada September 14, 2022. Dicapai pada September 15, 2022.
Kep1er 케플러 | 'Galileo' M/V (Music video). WakeOne. September 25, 2023. Diarkibkan daripada yang asal pada September 25, 2023. Dicapai pada September 25, 2023 – melalui YouTube.
Kim, Hyun-sik (October 22, 2021). "김채현 1위…'걸스플래닛' 9인조 걸그룹 '케플러' 결성" [Kim Chae-hyun 1st place… 'Girls Planet' 8-member girl group 'Kep1er' formed]. Edaily (dalam bahasa Korea). Diarkibkan daripada yang asal pada October 22, 2021. Dicapai pada October 22, 2021.
Lee, Deok-haeng (December 12, 2021). "케플러, 첫 리얼리티 '케플러뷰' 성공적 마무리…통통 튀는 행보 기대감" [Kep1er successfully wraps up its first reality show 'Kep1er View'... Anticipation of bouncing action]. Star News (dalam bahasa Korea). Diarkibkan daripada yang asal pada December 15, 2021. Dicapai pada December 15, 2021.
"'걸스플래닛' 걸그룹 케플러, 1월 3일 데뷔쇼…팬덤명 최초 공개" ['Girls Planet' girl group Kep1er to debut on January 3rd... Fandom name revealed for the first time]. Naver. December 31, 2021. Diarkibkan daripada yang asal pada January 2, 2022. Dicapai pada January 2, 2022.
Kwak, Hyun-soo (June 14, 2022). "케플러(Kep1er), Mnet M2서 컴백쇼…'더블라스트' 최초 공개" [Kep1er (Kep1er), comeback show at Mnet M2... First release of 'The Blast'] (dalam bahasa Korea). YTN. Diarkibkan daripada yang asal pada June 14, 2022. Dicapai pada June 14, 2022 – melalui Naver.
Moon, Wan-sik (October 22, 2022). "케플러, 자체 콘텐츠 'KEPtain Heroes' 티저 영상 공개..기대 UP" [Kepler unveils its own content 'KEPtain Heroes' teaser video... Expectations UP] (dalam bahasa Korea). Star News. Diarkibkan daripada yang asal pada October 29, 2022. Dicapai pada October 29, 2022 – melalui Naver.
Hwang, Mi-hyun (March 16, 2023). "케플러, 두번째 리얼리티 '케플러너' 방송 "홍보 위해 직접 뛰어라" [Kepler, the second reality show 'Kep1er-unner' broadcast "Run for publicity] (dalam bahasa Korea). News1. Diarkibkan daripada yang asal pada March 16, 2023. Dicapai pada March 16, 2023 – melalui Naver.
Hwang, Hye-jin (April 3, 2023). "케플러, 10일 컴백 당일 단독 컴백쇼...신곡 무대 최초 공개" [Kep1er, solo comeback show on the 10th... First public performance of new song] (dalam bahasa Korea). Newsen. Diarkibkan daripada yang asal pada January 28, 2024. Dicapai pada January 28, 2024 – melalui Naver.
yna.co.kr
Lee, Tae-soo (January 3, 2022). "'걸스플래닛' 출신 케플러 "우리 강점은 퍼포먼스와 에너지"" [Kepler from 'Girls Planet' "Our strengths are performance and energy"]. Yonhap News Agency (dalam bahasa Korea). Diarkibkan daripada yang asal pada January 3, 2022. Dicapai pada January 3, 2022.
Kep1er 케플러 | 'Galileo' M/V (Music video). WakeOne. September 25, 2023. Diarkibkan daripada yang asal pada September 25, 2023. Dicapai pada September 25, 2023 – melalui YouTube.