"Czech Albums – Top 100". ČNS IFPI. Note: On the chart page, select 42.Týden 2018 on the field besides the words "CZ – ALBUMS – TOP 100" to retrieve the correct chart. Retrieved 23 October 2018.
"Slovak Albums – Top 100". ČNS IFPI. Retrieved 28 October 2018. Note: On the chart page, select SK Albums and "201842" on the field besides the word "Zobrazit", and then click over the word to retrieve the correct chart data.