Gafar, M., Itodo, A., Atiku, F., Hassan, A., & Peni, I. (2011). Proximate and Mineral Composition of the Leaves of Hairy Indigo (Indigofera astragalina). Pakistan Journal of Nutrition, 10(2), 168–175. https://doi.org/10.3923/pjn.2011.168.175