RISMAYANTI; TAWE, A.; SAHABUDDIN, R.; SUPATMININGSIH, T.; NAJAMUDDIN; HARYOKO, S. 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), [S. l.], v. 2, n. 5, p. 405–416, 2024. DOI: 10.47353/ecbis.v2i5.151. Disponível em: https://ecbis.net/index.php/go/article/view/151. Acesso em: 19 jan. 2026.