CHIPHAMBO, S. Reconceptualising The Geometry Gap: Theoretical Insights From Van Hiele And Constructivist Perspectives On Triangle Theorem Instruction In South Africa. Journal of Mathematics Instruction, Social Research and Opinion, Bandung, Indonesia, v. 5, n. 3, p. 2035–2048, 2026. DOI: 10.58421/misro.v5i3.1193. Disponível em: https://journal-gehu.com/index.php/misro/article/view/1193. Acesso em: 10 jul. 2026.