Højsted, Ingi Heinesen. “Proof As an Explanation of Dynamic Geometry Generated Conjectures – Task Design in a Toolbox Puzzle Approach”. NOMAD Nordic Studies in Mathematics Education 28, no. 3-4 (December 1, 2023): 157–176. Accessed December 8, 2025. https://tidsskrift.dk/NOMAD/article/view/149266.