SANTOS ESPINO, José Miguel; GUERRA ARTAL, Cayetano; GONZÁLEZ BETANCOR, Sara María. Video Lectures: An Analysis of Their Useful Life Span and Sustainable Production. The International Review of Research in Open and Distributed Learning, [S. l.], v. 22, n. 3, p. 99–118, 2021. DOI: 10.19173/irrodl.v22i3.5553. Disponível em: https://www.irrodl.org/index.php/irrodl/article/view/5553. Acesso em: 29 mar. 2024.