PAPADAKIS, Andreas; TSALERA, Eleni; SAMARAKOU, Maria. Survey on Sound and Video Analysis Methods for Monitoring Face-to-Face Module Delivery. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 14, n. 08, p. pp. 229–240, 2019. DOI: 10.3991/ijet.v14i08.9813. Disponível em: https://online-journals.org/index.php/i-jet/article/view/9813. Acesso em: 1 may. 2024.