VIANO, Samantha. Online Credit Recovery School-Level Enrollment: Intended and Unintended Consequences. Online Learning, Boston, MA, v. 27, n. 2, 2023. DOI: 10.24059/olj.v27i2.3331. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/3331. Acesso em: 4 apr. 2026.