KURNIATI; OKILANDA, A.; SYAPUTRI, W.; SEFTIKA; TRISTIANA, N. E. Learning process improvement in online learning during COVID-19: the lesson study contribution. International Journal of Innovative Research in Education, [S. l.], v. 12, n. 1, p. 59–69, 2025. DOI: 10.18844/ijire.v12i1.9806. Disponível em: https://www.un-pub.eu/ojs/index.php/IJIRE/article/view/9806. Acesso em: 5 dec. 2025.