TAUFIK, Ahmad; YOGA VANDITA, Lalu; HASAN ASHARI, Lalu. Enhancing Literacy and Numeracy through Problem-Based Learning in Elementary Schools. Community Service Research Innovation, [S. l.], v. 1, n. 1, p. 55–64, 2024. DOI: 10.5281/zenodo.12155896. Disponível em: https://analysisdata.co.id/index.php/CSRI/article/view/52.. Acesso em: 14 sep. 2025.