LARSEN, A. K.; HOLE, G. O.; FAHLVIK, M. Developing a Virtual Book - Material for Virtual Learning Environments. Seminar.net, [S. l.], v. 3, n. 3, 2007. DOI: 10.7577/seminar.2501. Disponível em: https://journals.oslomet.no/index.php/seminar/article/view/2501. Acesso em: 23 nov. 2024.