"ČNS IFPI" (in Czech). Hitparáda – Radio Top 100 Oficiální. IFPI Czech Republic. Note: Select 18. týden 2013 in the date selector.
"ČNS IFPI" (in Czech). Hitparáda – Digital Top 100 Oficiální. IFPI Czech Republic. Note: Select 18. týden 2014 in the date selector. Retrieved 2014-07-02.
hitparadask.ifpicr.cz
"ČNS IFPI" (in Slovak). Hitparáda – Radio Top 100 Oficiálna. IFPI Czech Republic. Note: insert 201315 into search.
"Media Forest – Weekly Charts". Media Forest. 3 June 2013. Retrieved 2 July 2018. Note: Romanian and international positions are rendered together by the number of plays before resulting an overall chart.