KIMMONS, Royce. OER Quality and Adaptation in K-12: Comparing Teacher Evaluations of Copyright-Restricted, Open, and Open/Adapted Textbooks. The International Review of Research in Open and Distributed Learning, [S. l.], v. 16, n. 5, 2015. DOI: 10.19173/irrodl.v16i5.2341. Disponível em: https://www.irrodl.org/index.php/irrodl/article/view/2341. Acesso em: 3 dec. 2024.