Srivastava, Bhawna, et al. “Bioavailability of Iron and Zinc in Green Leafy Vegetables Growing in River Side and Local Areas of Allahabad District”. Indian Journal of Community Health, vol. 27, no. Supp 1, Dec. 2015, https://www.iapsmupuk.org/journal/index.php/IJCH/article/view/634.