Hæggström, Carl-Adam. “Societas Pro Fauna Et Flora Fennica – 200 Years. A Survey of the Activities 1997–2021”. Memoranda Societatis pro Fauna et Flora Fennica 98, no. Supplement 2 (December 5, 2022): 59–70. Accessed November 24, 2024. https://journal.fi/msff/article/view/125171.