Kaul, M., and N. Mahajan. “A Bacteriological Study of Milkshakes and Packed Flavoured Milks Sold by Shops in Chandigarh”. The Indian Journal of Nutrition and Dietetics, vol. 41, no. 4, Apr. 2004, pp. 174-9, https://www.informaticsjournals.com/index.php/ijnd/article/view/6553.