MARINUS NDRURU. Efforts to improve mathematics learning outcomes through the project based learning model for class x students of smk negeri 1 hilimegai. Journal of Education Innovation and Curriculum Development, [S. l.], v. 1, n. 3, p. 61–65, 2023. Disponível em: https://journals.iarn.or.id/index.php/educur/article/view/236. Acesso em: 12 mar. 2026.