Rao, T. V. R. K., and T. Vijay. “Studies on Food Habits and Nutritional Status of Tribals of Purnia District of Bihar”. The Indian Journal of Nutrition and Dietetics, vol. 40, no. 6, June 2003, pp. 218-24, http://www.informaticsjournals.com/index.php/ijnd/article/view/6753.