García-Curbelo, Y., M. G. López, R. Bocourt, E. Collado, N. Albelo, and O. Nuñez. “Structural Characterization of Fructans from Agave Fourcroydes (Lem.) With Potential As Prebiotic”. Cuban Journal of Agricultural Science, vol. 49, no. 1, Feb. 2016, https://www.cjascience.com/index.php/CJAS/article/view/551.