Alciaturi, C., M. Escobar, C. De La Cruz, y C. Rincón. «Partial Least Squares (PLS) Regression and Its Application to Coal Analysis». Rev. Téc. Fac. Ing. Univ. Zulia, Vol. 26, n.º 3, 1, https://mail.produccioncientificaluz.org/index.php/tecnica/article/view/5823.