SANTI, F.; DICKSON, M. M.; ESPA, G.; GIULIANI, D. plot3logit: Ternary Plots for Interpreting Trinomial Regression Models. Journal of Statistical Software, Code Snippets, [S. l.], v. 103, n. 1, p. 1–27, 2022. DOI: 10.18637/jss.v103.c01. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v103c01. Acesso em: 13 aug. 2022.