PERIS-DELCAMPO, D.; CANTÓN, E. Psychological Intervention for Increased Motivation Towards Physical Activity and Weight Loss. Costa Rican Journal of Psychology, [S. l.], v. 39, n. 2, p. 167–188, 2020. DOI: 10.22544/rcps.v39i02.03. Disponível em: http://www.rcps-cr.org/openjournal/index.php/RCPs/article/view/137. Acesso em: 31 aug. 2026.