HELMREICH, J. E. The R Primer (2nd ed.). Journal of Statistical Software, Book Reviews, [S. l.], v. 83, n. 2, p. 1–4, 2018. DOI: 10.18637/jss.v083.b02. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v083b02. Acesso em: 1 may. 2024.