MD, M. R. 21st Century Skill “Problem Solving”: Defining the Concept. Asian Journal of Interdisciplinary Research, [S. l.], v. 2, n. 1, p. 64–74, 2019. DOI: 10.34256/ajir1917. Disponível em: https://journals.asianresassoc.org/index.php/ajir/article/view/456. Acesso em: 15 may. 2024.