AUDIFFREN, Michel; ANDRÉ, Nathalie. The effort hypothesis at the heart of the virtuous circle. EXCLI Journal, [S. l.], v. 24, p. 1524–1554, 2025. DOI: 10.17179/excli2025-8937. Disponível em: https://www.excli.de/excli/article/view/8937. Acesso em: 11 mar. 2026.