PATTON, W. F.; CLELAND, C. C.; ISCOE, I. Climatological influences in mental deficiency as related to three ethnic groups. Revista Interamericana de Psicología/Interamerican Journal of Psychology, [S. l.], v. 1, n. 1, 2017. DOI: 10.30849/rip/ijp.v1i1.428. Disponível em: http://sip2013.sipsych.org/ojs-/index.php/IJP/article/view/428. Acesso em: 5 apr. 2026.