Braskén, Mats, and Ray Pörn. “Energy As a Multidisciplinary Concept in K-12 Education – a Case Study”. LUMAT: International Journal on Math, Science and Technology Education 9, no. 1 (February 19, 2021): 77–99. Accessed November 22, 2024. https://journals.helsinki.fi/lumat/article/view/1402.