WEBSTER, Kristine. The Impact of Online Learning during the Covid-19 Pandemic on Academic Outcomes for Newly-Struggling High School Students. Online Learning, Boston, MA, v. 28, n. 3, 2024. DOI: 10.24059/olj.v28i3.3680. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/3680. Acesso em: 1 apr. 2026.