Tolvanen, Juhani (27 June 2001). "Lars Jansson". Helsingin Sanomat. Archived from the original on 13 February 2013. Retrieved 11 November 2023.
designforum.fi
Suortti-Vuorio, Auli. "Tove Jansson". Design Forum Finland website. designforum.fi. Archived from the original on 15 December 2018. Retrieved 6 September 2012.
hs.fi
Tolvanen, Juhani (27 June 2001). "Lars Jansson". Helsingin Sanomat. Archived from the original on 13 February 2013. Retrieved 11 November 2023.
Suortti-Vuorio, Auli. "Tove Jansson". Design Forum Finland website. designforum.fi. Archived from the original on 15 December 2018. Retrieved 6 September 2012.