KHAIRUNNISA. Analysis of Student’s Mathematical Problem Solving Abilities Based on Heuristic Strategy of Krulik and Rudnick Types. International Journal Of Humanities Education and Social Sciences (IJHESS) , [S. l.], v. 3, n. 4, 2024. DOI: 10.55227/ijhess.v3i4.951. Disponível em: https://ijhess.com/index.php/ijhess/article/view/951. Acesso em: 25 apr. 2026.