BARBOUR, Michael. A Snapshot State of the Nation: K-12 Online Learning in Canada. The International Review of Research in Open and Distributed Learning, [S. l.], v. 10, n. 3, 2009. DOI: 10.19173/irrodl.v10i3.729. Disponível em: https://www.irrodl.org/index.php/irrodl/article/view/729. Acesso em: 28 mar. 2024.