"ČNS IFPI" (in Czech). Hitparáda – Radio Top 100 Oficiální. IFPI Czech Republic. Note: Select 30. týden 2016 in the date selector.
"ČNS IFPI" (in Czech). Hitparáda – Digital Top 100 Oficiální. IFPI Czech Republic. Note: Select 24. týden 2016 in the date selector.
hitparadask.ifpicr.cz
"ČNS IFPI" (in Slovak). Hitparáda – Radio Top 100 Oficiálna. IFPI Czech Republic. Note: insert 201628 into search. Retrieved 18 July 2016.
"ČNS IFPI" (in Slovak). Hitparáda – Singles Digital Top 100 Oficiálna. IFPI Czech Republic. Note: Select SINGLES DIGITAL - TOP 100 and insert 201626 into search.
"Top singles 2016". SNEP - Syndicat Nation de l'Edition Phonographique (in French). Syndicat National de l'Édition Phonographique. 22 February 2017. Retrieved 22 February 2018.