Sumpter, L., Eriksson, H., Hedefalk, M., & Markkanen, P. (2024). Grade 2 students’ conceptions about working with sharing. LUMAT-B: International Journal on Math, Science and Technology Education, 9(2), 4. Noudettu osoitteesta https://journals-21.hulib.helsinki.fi/lumatb/article/view/2456