Muñoz, Miguel A., Lourdes Peña, and Julia M. O‘Hallorans. “Use of an Industrial by-Product As a Liming Source”. The Journal of Agriculture of the University of Puerto Rico 78, no. 3-4 (October 1, 1994): 73–86. Accessed April 25, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/4276.