Determination of total phenolic compounds in yerba mate (Ilex paraguariensis) combining near infrared spectroscopy (NIR) and multivariate analysis - Frizon, C NT; Oliveira, G A; Perussello, C A; Peralta-Zamora, P G; Camlofski, A MO; Rossa, Ü B; Hoffmann-Ribani, R (LWT – Food Sci Technol, 2015)