Charles D, Dávila-Pulido G, González-Ibarra A, Ríos-Hurtado J, Salinas-Rodríguez A. Effect of Particle Size, NaOH Concentration, and S/L Ratio on the Extraction of Humic Acid from Leonardite. J BioProc Chem Tech [Internet]. 2025 Apr. 4 [cited 2026 Jul. 11];17(34):27-34. Available from: https://revistas.uadec.mx/JBCT/article/view/196