"ČNS IFPI" (in Slovak). Hitparáda – Radio Top 100 Oficiálna. IFPI Czech Republic. Note: insert 201947 into search. Retrieved 26 November 2019.
"ČNS IFPI" (in Slovak). Hitparáda – Singles Digital Top 100 Oficiálna. IFPI Czech Republic. Note: Select SINGLES DIGITAL - TOP 100 and insert 201916 into search. Retrieved 24 April 2019.
ifpicr.cz
"ČNS IFPI" (in Czech). Hitparáda – Digital Top 100 Oficiální. IFPI Czech Republic. Note: Select 16. týden 2019 in the date selector. Retrieved 24 April 2019.
Arvunescu, Victor (13 January 2020). "Top Airplay 100 - An nou acelasi hit!" [Top Airplay 100 – New year same hit!] (in Romanian). Un site de muzică. Retrieved 19 January 2020.