ALTMAN, Micah; JACKMAN, Simon. Nineteen Ways of Looking at Statistical Software. Journal of Statistical Software, [S. l.], v. 42, n. 2, p. 1–12, 2011. DOI: 10.18637/jss.v042.i02. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v042i02. Acesso em: 9 apr. 2025.