LIU, Z.; GUO, W. fmixed: A SAS Macro for Smoothing-Spline-Based Functional Mixed Effects Models. Journal of Statistical Software, Code Snippets, [S. l.], v. 43, n. 1, p. 1–13, 2011. DOI: 10.18637/jss.v043.c01. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v043c01. Acesso em: 2 may. 2024.