UDINA, F. Visualizing Categorical Data. Journal of Statistical Software, Book Reviews, [S. l.], v. 11, n. 7, p. 1–2, 2004. DOI: 10.18637/jss.v011.b07. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v011b07. Acesso em: 19 apr. 2024.