Mathur, B., R. N. Joshi, and W. J. Bray. “Impact of Supplementing Leaf Protein Concentrate on Haemoglobin Levels of Children”. The Indian Journal of Nutrition and Dietetics, vol. 26, no. 9, Sept. 1989, pp. 267-71, http://www.informaticsjournals.com/index.php/ijnd/article/view/13686.