"ČNS IFPI" (in Czech). Hitparáda – Radio Top 100 Oficiální. IFPI Czech Republic. Note: Change the chart to CZ – RADIO – TOP 100 and insert 201005 into search. สืบค้นเมื่อ December 21, 2016.
hitparadask.ifpicr.cz
"ČNS IFPI" (in Slovak). Hitparáda – Radio Top 100 Oficiálna. IFPI Czech Republic. Note: insert 200951 into search. สืบค้นเมื่อ December 21, 2016.
"Media Forest – Weekly Charts. Media Forest. January 11, 2010. สืบค้นเมื่อ July 2, 2018. Note: Romanian and international positions are rendered together by the number of plays before resulting an overall chart.
"Media Forest – Weekly Charts. Media Forest. January 18, 2010. สืบค้นเมื่อ July 3, 2018. Note: Select 'Songs – TV'. Romanian and international positions are rendered together by the number of plays before resulting an overall chart.