PROCTOR, Len. Creating Desktop Presentations with Astound. Canadian Journal of Learning and Technology, [S. l.], v. 23, n. 1, 1994. DOI: 10.21432/cjlt28740. Disponível em: https://cjlt.ca/index.php/cjlt/article/view/28740. Acesso em: 1 apr. 2026.