CROTTA, F.; SALVISBERG, M.; ZANOLLA, G. . School grades and base competencies in mathematics of the 11th HarmoS year students in Ticino. Swiss Journal of Educational Research, [S. l.], v. 42, n. 2, p. 323–342, 2020. DOI: 10.24452/sjer.42.2.3. Disponível em: https://sjer.ch/article/view/5520. Acesso em: 29 mar. 2024.