TORRES, M. G. General adaptive sparse-PCA for high dimensional data with low sample. The Mindanawan Journal of Mathematics, [S. l.], v. 3, n. 2, p. 145–154, 2012. Disponível em: https://journals.msuiit.edu.ph/tmjm/article/view/8. Acesso em: 17 sep. 2024.