NARASIMHAN, B. Lisp-Stat to Java to R. Journal of Statistical Software, [S. l.], v. 13, n. 4, p. 1–10, 2004. DOI: 10.18637/jss.v013.i04. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v013i04. Acesso em: 26 jan. 2022.