ADRAGNI, Kofi Placid; COOK, R. Dennis; WU, Seongho. GrassmannOptim: An R Package for Grassmann Manifold Optimization. Journal of Statistical Software, [S. l.], v. 50, n. 5, p. 1–18, 2012. DOI: 10.18637/jss.v050.i05. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v050i05. Acesso em: 18 apr. 2025.