WAHYU, Riska; SISWONO, Tatag Yuli Eko; SENDI, Sendi. Development of Problem-Based Mathematical Learning Tools to Improve Critical Thinking Skills of Grade V Elementary School Students. Jurnal Teknologi Pendidikan : Jurnal Penelitian dan Pengembangan Pembelajaran, [S. l.], v. 8, n. 3, p. 707–713, 2023. DOI: 10.33394/jtp.v8i3.8625. Disponível em: https://e-journal3.undikma.ac.id/index.php/jtp/article/view/8625. Acesso em: 16 aug. 2025.