"Circulation Statistics 2011"(PDF). Levikintarkastus Oy - Finnish Audit Bureau of Circulations. Retrieved 13 December 2014.
"Circulation Statistics 2013"(PDF). Levikintarkastus Oy - Finnish Audit Bureau of Circulations. 23 June 2014. Archived from the original(PDF) on 19 March 2015. Retrieved 12 February 2015.
"Circulation Statistics 2013"(PDF). Levikintarkastus Oy - Finnish Audit Bureau of Circulations. 23 June 2014. Archived from the original(PDF) on 19 March 2015. Retrieved 12 February 2015.