KISSI, P. S. Proposed flipped classroom model for high schools in developing countries. New Trends and Issues Proceedings on Humanities and Social Sciences, [S. l.], v. 4, n. 4, p. 150–158, 2017. DOI: 10.18844/prosoc.v4i4.2607. Disponível em: https://un-pub.eu/ojs/index.php/pntsbs/article/view/2607. Acesso em: 5 may. 2024.