"ČNS IFPI" (in Czech). Hitparáda – Digital Top 100 Oficiální. IFPI Czech Republic. Note: Change the chart to CZ – SINGLES DIGITAL – TOP 100 and insert 201508 into search. Retrieved 21 February 2015.
"ČNS IFPI" (in Czech). Hitparáda – Radio Top 100 Oficiální. IFPI Czech Republic. Note: Change the chart to CZ – RADIO – TOP 100 and insert 201508 into search. Retrieved 9 March 2015.
hitparadask.ifpicr.cz
"ČNS IFPI" (in Slovak). Hitparáda – Singles Digital Top 100 Oficiálna. IFPI Czech Republic. Note: Select SINGLES DIGITAL - TOP 100 and insert 201508 into search. Retrieved 21 February 2015.
"ČNS IFPI" (in Slovak). Hitparáda – Radio Top 100 Oficiálna. IFPI Czech Republic. Note: insert 201511 into search. Retrieved 21 February 2015.
"Media Forest – Weekly Charts. Media Forest. 6 April 2015. Retrieved 2 July 2018. Note: Romanian and international positions are rendered together by the number of plays before resulting an overall chart.