PÉREZ-HIDALGO, M, E. GUERRA-HERNÁNDEZ, and B. GARCÍA- VILLANOVA. 1997. “Determination of Insoluble Dietary Fiber Compounds: Cellulose, Hemicellulose and Lignin in Legumes”. Ars Pharmaceutica (Internet) 38 (4):357-64. https://revistaseug.ugr.es/index.php/ars/article/view/21273.