Effectiveness of a portfolio model on the performance of the virtual osce. TECHNO REVIEW. International Technology, Science and Society Review /Revista Internacional De Tecnología, Ciencia Y Sociedad, [S. l.], v. 13, n. 2, p. 1–11, 2023. DOI: 10.37467/revtechno.v13.4788. Disponível em: https://eaapublishing.org/journals/index.php/technorev/article/view/655. Acesso em: 28 apr. 2025.