FATHONI, A.; MUHTADIN, K. Implementation of Problem Based Learning (PBL) Model to Improve SMP Students’ Concepts Mastery in Additive Materials and its Correlation with Surat Al Baqarah Verse 168. Pengabdian: Jurnal Abdimas, [S. l.], v. 2, n. 1, p. 61–70, 2024. DOI: 10.55849/abdimas.v2i1.741. Disponível em: http://journal.ypidathu.or.id/index.php/abdimas/article/view/741. Acesso em: 6 jul. 2025.