M. D. Velázquez-Torres, M. E. Chou-Rodríguez, and D. C. J. J. Cabello-Eras, “Chemical characterization of the corn steep water of UEB Glucose Cienfuegos and the one obtained using Green Sulf”, Rev Cub Quim, vol. 27, no. 3, pp. 275–288, Oct. 2015.