Acevedo Ramos, G., J. A. Bonnet, and J. Ortiz Vélez. “Degree of Reclamation of a Saline-Sodic Soil in Lajas Valley, Puerto Rico”. The Journal of Agriculture of the University of Puerto Rico 45, no. 3 (July 1, 1961): 157–171. Accessed August 17, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/13750.