Zane Lowe (3 February 2017). Zane Lowe and Ed Sheeran, Pt 2. iTunes. Event occurs at 24:37–25:20. Archived from the original on 26 June 2019. Retrieved 12 November 2017.
"ČNS IFPI" (in Czech). Hitparáda – Radio Top 100 Oficiální. IFPI Czech Republic. Note: Select 33. týden 2017 in the date selector. Retrieved 22 August 2017.
"ČNS IFPI" (in Czech). Hitparáda – Digital Top 100 Oficiální. IFPI Czech Republic. Note: Select 11. týden 2017 in the date selector. Retrieved 21 March 2017.
hitparada.ifpicr.cz
"ČNS IFPI" (in Slovak). Hitparáda – Radio Top 100 Oficiálna. IFPI Czech Republic. Note: insert 201733 into search. Retrieved 22 August 2017.
"ČNS IFPI" (in Slovak). Hitparáda – Singles Digital Top 100 Oficiálna. IFPI Czech Republic. Note: Select SINGLES DIGITAL - TOP 100 and insert 201710 into search. Retrieved 18 March 2017.
Zane Lowe (3 February 2017). Zane Lowe and Ed Sheeran, Pt 2. iTunes. Event occurs at 24:37–25:20. Archived from the original on 26 June 2019. Retrieved 12 November 2017.