González-Ibáñez, Jaime. “Glyphosate for Weed Control in Puerto Rican Pastures”. The Journal of Agriculture of the University of Puerto Rico 68, no. 3 (July 1, 1984): 289–296. Accessed November 22, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/7289.