AHDHIANTO, Erif; MASULA, Siti; THOHIR, M Anas; KHOTIMAH, Khusnul. Development of PBL-based e-modules to improve problem-solving and critical thinking skills of elementary school students. Jurnal Math Educator Nusantara: Wahana Publikasi Karya Tulis Ilmiah di Bidang Pendidikan Matematika, Indonesia, INA, v. 10, n. 1, p. 167–178, 2024. DOI: 10.29407/jmen.v10i1.22376. Disponível em: https://ojs.unpkediri.ac.id/index.php/matematika/article/view/22376. Acesso em: 4 apr. 2025.