STRATEGI PEMBELAJARAN PROBLEM BASED INSTRUCTION; ANALISIS KETERAMPILAN BERPIKIR KRITIS PADA ASAM-BASA. Jurnal Zarah, [S. l.], v. 11, n. 1, p. 1–8, 2023. DOI: 10.31629/zarah.v11i1.4196. Disponível em: https://ojs.umrah.ac.id/index.php/zarah/article/view/4196. Acesso em: 7 oct. 2025.