SOTAMBA-ROMERO, J. G.; FAJARDO-DACK, T. Project-based learning and speech sub-skills for student motivation. Ingenium et Potentia, [S. l.], v. 4, n. 1, p. 4–26, 2022. DOI: 10.35381/i.p.v4i1.1693. Disponível em: https://fundacionkoinonia.com.ve/ojs/index.php/ingeniumetpotentia/article/view/1693. Acesso em: 11 oct. 2025.