Keefektifan Penggunaan LKPD Berbasis Problem Based Learning untuk Meningkatkan Kemampuan Pemecahan Masalah Matematika Peserta Didik di Abad-21. EDEN : Journal of Elementary and Digital Education, [S. l.], v. 2, n. 1, p. 14–23, 2025. Disponível em: https://journal.musapublishing.org/eden/article/view/4. Acesso em: 30 jan. 2026.