Castro-Ferro, Nataly Alejandra, and Halina Maniak. “Comparison of the Performance of an Organic Acid and an Inorganic Acid Pretreatment by Means of Enzymatic Hydrolysis of Coffee Husk”. European Journal of Chemistry, vol. 14, no. 2, June 2023, pp. 172-83, doi:10.5155/eurjchem.14.2.172-183.2391.