"2018년 10월 20일 음악중심 차트" [Music Core Chart for October 20, 2018]. iMBC (in Korean). October 22, 2018. Archived from the original on November 13, 2023. Retrieved November 13, 2023.
"2018년 10월 27일 음악중심 차트" [Music Core Chart for October 27, 2018]. iMBC (in Korean). October 29, 2018. Archived from the original on November 13, 2023. Retrieved November 13, 2023.
"2018년 11월 3일 음악중심 차트" [Music Core Chart for November 3, 2018]. iMBC (in Korean). November 5, 2018. Archived from the original on November 13, 2023. Retrieved November 13, 2023.
아이유, 데뷔 10주년 기념 싱글 ‘삐삐’ 10일 발표 [IU, the 10th anniversary single "Bbibbi" announced, release on the 10th]. KBS News (in Korean). October 1, 2018. Archived from the original on August 12, 2020. Retrieved August 12, 2020.
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Park, Yoon-jin (October 19, 2018). 아이유, '뮤직뱅크' 1위…이홍기·에이프릴·김동한 컴백 [종합] [IU, 'Music Bank' 1st place... Lee Hong-ki · April · Kim Dong-han comeback [Comprehensive]]. My Daily (in Korean). Archived from the original on April 24, 2021. Retrieved April 24, 2021 – via Naver.
아이유, 데뷔 10주년 기념 싱글 ‘삐삐’ 10일 발표 [IU, the 10th anniversary single "Bbibbi" announced, release on the 10th]. KBS News (in Korean). October 1, 2018. Archived from the original on August 12, 2020. Retrieved August 12, 2020.
Park, Yoon-jin (October 19, 2018). 아이유, '뮤직뱅크' 1위…이홍기·에이프릴·김동한 컴백 [종합] [IU, 'Music Bank' 1st place... Lee Hong-ki · April · Kim Dong-han comeback [Comprehensive]]. My Daily (in Korean). Archived from the original on April 24, 2021. Retrieved April 24, 2021 – via Naver.
"2018년 10월 20일 음악중심 차트" [Music Core Chart for October 20, 2018]. iMBC (in Korean). October 22, 2018. Archived from the original on November 13, 2023. Retrieved November 13, 2023.
"2018년 10월 27일 음악중심 차트" [Music Core Chart for October 27, 2018]. iMBC (in Korean). October 29, 2018. Archived from the original on November 13, 2023. Retrieved November 13, 2023.
"2018년 11월 3일 음악중심 차트" [Music Core Chart for November 3, 2018]. iMBC (in Korean). November 5, 2018. Archived from the original on November 13, 2023. Retrieved November 13, 2023.