SUHARYAT, Y.; DESY, D.; SANTOSA, T. A. .; SOFIANORA, A.; MANAHOR, A. RETRACTED: Meta-analysis study: The effect of the independent curriculum integrated project-based learning model on student learning outcomes in natural science materials. Psychology, Evaluation, and Technology in Educational Research, [S. l.], v. 5, n. 2, p. 54–65, 2023. DOI: 10.33292/petier.v5i2.164. Disponível em: https://petier.org/index.php/PETIER/article/view/164. Acesso em: 20 mar. 2025.