Al Kayyis A, Tohir M, Muhasshanah M. The urgency of Polya model problem-solving on students mathematical ability in facing the Industrial Revolution 5.0. Alifmatika J. Pendidik. dan Pembelajaran Mat. [Internet]. 2024Dec.15 [cited 2025Jan.21];6(2):218-31. Available from: https://journal.ibrahimy.ac.id/index.php/Alifmatika/article/view/5793