HADI, Rizkiyan; NASUTION, Hamidah; ASMIN, Asmin. Development of Mathematics Learning Devices Based on Problem Based Learning Integrated with STEM to Improve Critical Thinking Abilities and Mathematical Communication Abilities. Jurnal Perspektif, [S. l.], v. 9, n. 1, p. 81–92, 2025. DOI: 10.15575/jp.v9i1.340. Disponível em: http://perspektif.uinsgd.ac.id/index.php/JP/article/view/340. Acesso em: 2 jul. 2025.