FOTOUHI, A. R. Comparisons of Estimation Procedures for Nonlinear Multilevel Models. Journal of Statistical Software, [S. l.], v. 8, n. 9, p. 1–39, 2003. DOI: 10.18637/jss.v008.i09. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v008i09. Acesso em: 5 dec. 2024.