Fornaris-Rullán, Guillermo, Isabel Beauchamp de Caloni, and Lucas Avilés-Rodríguez. “Head Characteristics and Acceptability of Cabbage Cultivars Grown in Southern Puerto Rico”. The Journal of Agriculture of the University of Puerto Rico 73, no. 4 (October 1, 1989): 367–373. Accessed November 22, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/6315.