ZHOU, L.; LI, C. Can Student Self-Directed Learning Improve Their Academic Performance? Experimental Evidence from the Instruction of Protocol-Guided Learning in China’s Elementary and Middle Schools. Science Insights Education Frontiers, [S. l.], v. 5, n. 1, p. 469–480, 2020. DOI: 10.15354/sief.20.ar016. Disponível em: https://bonoi.org/index.php/sief/article/view/223. Acesso em: 16 apr. 2026.