Bahia, Bismark L., Jose O. Souza-Júnior, Loane V. Fernandes, and Julio C. L. Neves. “Reference Values and Diagnostic Ranges to Assess the Degree of Nutritional Balance for Cacao Plants”. Spanish Journal of Agricultural Research 19, no. 1 (April 16, 2021): e0801. Accessed May 4, 2025. https://sjar.revistas.csic.es/index.php/sjar/article/view/17478.