Rismayanti, Amiruddin Tawe, Romansyah Sahabuddin, Tuti Supatminingsih, Najamuddin, and Sapto Haryoko. “The Effect of Implementing Project Based Learning on the Problem Solving Ability of Class X Students in Economics Learning at MAN”. Economics and Business Journal (ECBIS) 2, no. 5 (November 8, 2024): 405–416. Accessed January 19, 2026. https://ecbis.net/index.php/go/article/view/151.