F. Prieto-Garcia, J. Prieto-Méndez, O. A. Acevedo-Sandoval, J. Pacheco-Trejo, and Y. M. Santillán, “Determination of Organic Matter by Infrared Spectroscopy in Soil Barley Growers”, ajc, vol. 28, no. 12, pp. 2798–2804, Sep. 2016.