BILODEAU, M.; MICHEAUX, P. L. de; MAHDI, S. The R Package groc for Generalized Regression on Orthogonal Components. Journal of Statistical Software, [S. l.], v. 65, n. 1, p. 1–29, 2015. DOI: 10.18637/jss.v065.i01. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v065i01. Acesso em: 9 dec. 2021.