Enrique Pérez, J., and Amelia Cortés-Monllor. “Xanthomonas Vesicatoria in Puerto Rico”. The Journal of Agriculture of the University of Puerto Rico 45, no. 4 (October 1, 1961): 304–310. Accessed November 22, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/13765.