PROUST-LIMA, C.; PHILIPPS, V.; LIQUET, B. Estimation of Extended Mixed Models Using Latent Classes and Latent Processes: The R Package lcmm. Journal of Statistical Software, [S. l.], v. 78, n. 2, p. 1–56, 2017. DOI: 10.18637/jss.v078.i02. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v078i02. Acesso em: 27 may. 2022.