"Archived copy"(PDF). slovak.statistics.sk. Archived from the original(PDF) on 10 June 2020. Retrieved 6 June 2022.{{cite web}}: CS1 maint: archived copy as title (link)
"Archived copy"(PDF). slovak.statistics.sk. Archived from the original(PDF) on 10 June 2020. Retrieved 6 June 2022.{{cite web}}: CS1 maint: archived copy as title (link)