Snyder, Víctor A., Rafael Pietri-Oms, Milagros Miró, and Héctor M. Lugo. 1993. “Structural Stability, Pore Size Distribution and Surface Charge Properties of Clay Soils With Varying Mineralogy and Organic Matter Content”. The Journal of Agriculture of the University of Puerto Rico 77 (1-2):11-31. https://doi.org/10.46429/jaupr.v77i1-2.4163.