NURHASANAH, A.; RAHARJO, T. J.; SUMARTININGSIH, S.; ISDARYANTI, B. Diversity in Elementary Students’ Mathematical Problem-Solving Based on Polya’s Theory. Journal of Mathematics Instruction, Social Research and Opinion, Bandung, Indonesia, v. 5, n. 2, p. 1649–1660, 2026. DOI: 10.58421/misro.v5i2.1661. Disponível em: https://journal-gehu.com/index.php/misro/article/view/1661. Acesso em: 13 jun. 2026.