Hasanah, U. et al. 2025. THE EFFECT OF PROBLEM-BASED LEARNING (PBL) ON THE CRITICAL THINKING OF STUDENTS IN ECONOMICS CLASS XI AT MA AS SALAMAH IN THE 2024-2025 ACADEMIC YEAR. Algebra : Jurnal Pendidikan, Sosial dan Sains. 5, 4 (Dec. 2025), 999–1006. DOI:https://doi.org/10.58432/e8mgzv28.