Ardhapurkar, S. S., N. S. Reddy, V. M. Nalawade, and D. R. Kulkarni. “Influence of Varying Periods of Fermentation on Mineral Contents of Selected Foods”. The Indian Journal of Nutrition and Dietetics, vol. 46, no. 5, May 2009, pp. 185-91, http://informaticsjournals.com/index.php/ijnd/article/view/4882.