Mr. Rahul Sharma, D. C. P. G. M. J. D. “ONLINE FOOD BUSINESS: IS IT EATING UP OVERALL SALES OR GROWING IT (WITH SPECIAL REFERENCE TO ZOMATO AND SWIGGY)”. International Journal of Advanced Science and Technology, Vol. 29, no. 3s, Mar. 2020, pp. 1597 -06, http://sersc.org/journals/index.php/IJAST/article/view/6213.