BARROWMAN, Nick; WEBSTER, Richard J. Exploring Data Subsets with vtree. Journal of Statistical Software, [S. l.], v. 114, n. 4, p. 1–28, 2025. DOI: 10.18637/jss.v114.i04. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v114i04. Acesso em: 6 dec. 2025.