KELLY, Daniel Patrick; RUTHERFORD, Teomara. Khan Academy as Supplemental Instruction: A Controlled Study of a Computer-Based Mathematics Intervention. The International Review of Research in Open and Distributed Learning, [S. l.], v. 18, n. 4, 2017. DOI: 10.19173/irrodl.v18i4.2984. Disponível em: https://www.irrodl.org/index.php/irrodl/article/view/2984. Acesso em: 30 may. 2024.