HAFEEZ, M. Challenges and research gap in project-based learning – A review. International Journal of New Trends in Social Sciences, [S. l.], v. 6, n. 1, p. 01–14, 2022. DOI: 10.18844/ijss.v6i1.5633. Disponível em: https://un-pub.eu/ojs/index.php/ijntss/article/view/5633. Acesso em: 26 dec. 2024.