Pedroso Rodríguez, Irina, Lourdes Yamén González Sáez, and Jesús Luis Orozco. “DETERMINATION OF OPERATIONAL CONDITIONS FOR THE HUMIC ACID FROM THE FILTER CAKE EXTRACTION PROCESS”. Centro Azúcar Journal 48, no. 4 (October 1, 2021): 74–84. Accessed May 23, 2025. http://centroazucar.uclv.edu.cu/index.php/centro_azucar/article/view/680.