GUERTIN, Wilson H.; FOX, William M. The Effect of Spurious Heterogeneity Upon Correlation. Florida Journal of Educational Research, [S. l.], v. 15, n. 1, p. 90–91, 1973. DOI: 10.62798/YXHF3972. Disponível em: https://journals.flvc.org/fjer/article/view/133836. Acesso em: 14 jan. 2026.