Viitanen, Jani & Suodenjoki, Sami. "Sota ja vankileirit Tampereella" (in Finnish). University of Tampere. Archived from the original on 1 February 2010. Retrieved 18 December 2016.{{cite web}}: CS1 maint: multiple names: authors list (link)
web.archive.org
Viitanen, Jani & Suodenjoki, Sami. "Sota ja vankileirit Tampereella" (in Finnish). University of Tampere. Archived from the original on 1 February 2010. Retrieved 18 December 2016.{{cite web}}: CS1 maint: multiple names: authors list (link)