Pasricha, S., K. K. Menon, and T. Ramnath. “Food Consumption Pattern of Industrial Canteens in Twin Cities of Hyderabad and Secunderabad”. The Indian Journal of Nutrition and Dietetics, vol. 23, no. 1, Jan. 1986, pp. 19-25, https://informaticsjournals.com/index.php/ijnd/article/view/13334.