COLOMBI, R.; GIORDANO, S.; CAZZARO, M. hmmm: An R Package for Hierarchical Multinomial Marginal Models. Journal of Statistical Software, [S. l.], v. 59, n. 11, p. 1–25, 2014. DOI: 10.18637/jss.v059.i11. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v059i11. Acesso em: 27 nov. 2022.