WINITZKY-STEPHENS, Jessie R; PICKAVANCE, Jason. Open Educational Resources and Student Course Outcomes: A Multilevel Analysis. The International Review of Research in Open and Distributed Learning, [S. l.], v. 18, n. 4, 2017. DOI: 10.19173/irrodl.v18i4.3118. Disponível em: https://www.irrodl.org/index.php/irrodl/article/view/3118. Acesso em: 28 mar. 2024.