"2017년 Streaming Chart" [Year-end 2017 Streaming Chart (see #7)]. Gaon Music Chart. Archived from the original on October 17, 2020. Retrieved January 12, 2018.
"2017년 Digital Chart" (in Korean). Gaon Music Chart. Archived from the original on February 2, 2021. Retrieved January 28, 2021.
Cumulative sales for "Palette":
"2017년 Download Chart" [Year-end 2017 Download Chart (see #4)]. Gaon Music Chart. Archived from the original on September 1, 2019. Retrieved January 12, 2018.
"GAON′s 관찰노트". Gaon Music Chart (in Korean). September 12, 2018. Archived from the original on December 27, 2019. Retrieved September 12, 2018.
Jeong, Ji-won (May 5, 2017). '뮤직뱅크' 아이유, '엠카' 이어 또 1위…라붐 49위 대폭하락 ['Music Bank' IU, #1 after 'M Countdown'... Laboum 49th place drop sharply]. Osen (in Korean). Archived from the original on April 27, 2021. Retrieved April 25, 2022 – via Naver.
Kim, Eun-ae (May 19, 2017). '뮤뱅' 아이유, 방송출연 없이 1위 '12관왕'..엑소·트와이스 출격[종합] ['Music Bank' IU, 1st place without appearing on TV, '12 crowns'... Exo and Twice appear [comprehensive]]. Osen (in Korean). Archived from the original on April 25, 2022. Retrieved April 25, 2022 – via Naver.
5월 첫째 주 인기가요 차트 [Inkigayo chart for the first week of May] (in Korean). Seoul Broadcasting System. May 22, 2017. Archived from the original on August 13, 2022. Retrieved May 1, 2019.
"2017년 Streaming Chart" [Year-end 2017 Streaming Chart (see #7)]. Gaon Music Chart. Archived from the original on October 17, 2020. Retrieved January 12, 2018.
5월 첫째 주 인기가요 차트 [Inkigayo chart for the first week of May] (in Korean). Seoul Broadcasting System. May 22, 2017. Archived from the original on August 13, 2022. Retrieved May 1, 2019.
Jeong, Ji-won (May 5, 2017). '뮤직뱅크' 아이유, '엠카' 이어 또 1위…라붐 49위 대폭하락 ['Music Bank' IU, #1 after 'M Countdown'... Laboum 49th place drop sharply]. Osen (in Korean). Archived from the original on April 27, 2021. Retrieved April 25, 2022 – via Naver.
Kim, Eun-ae (May 19, 2017). '뮤뱅' 아이유, 방송출연 없이 1위 '12관왕'..엑소·트와이스 출격[종합] ['Music Bank' IU, 1st place without appearing on TV, '12 crowns'... Exo and Twice appear [comprehensive]]. Osen (in Korean). Archived from the original on April 25, 2022. Retrieved April 25, 2022 – via Naver.
"2017년 Digital Chart" (in Korean). Gaon Music Chart. Archived from the original on February 2, 2021. Retrieved January 28, 2021.
Cumulative sales for "Palette":
"2017년 Download Chart" [Year-end 2017 Download Chart (see #4)]. Gaon Music Chart. Archived from the original on September 1, 2019. Retrieved January 12, 2018.
"GAON′s 관찰노트". Gaon Music Chart (in Korean). September 12, 2018. Archived from the original on December 27, 2019. Retrieved September 12, 2018.