Aremu, Matthew Olaleke, et al. “Lipid Composition of Black Variety of Raw and Boiled Tigernut (Cyperus Esculentus L.) Grown in North-East Nigeria”. Pakistan Journal of Nutrition, vol. 15, no. 5, Apr. 2016, pp. 427–438, https://doi.org/10.3923/pjn.2016.427.438.