Mutanen, Justus, and Maija Aksela. “The Relevance of Non-Formal Biology Olympiad Training for Upper Secondary School Students”. LUMAT: International Journal on Math, Science and Technology Education 6, no. 2 (September 17, 2018): 126–145. Accessed April 25, 2024. https://journals.helsinki.fi/lumat/article/view/1272.