Orrego-Ruiz, Jorge A., Rafael Cabanzo, y Enrique Mejía-Ospino. 2014. «PLS Models for Determination of SARA Analysis of Colombian Vacuum Residues and Molecular Distillation Fractions Using MIR-ATR». Revista ION 27 (1). https://revistas.uis.edu.co/index.php/revistaion/article/view/4144.