Hariram Dasharath Gurupanch and Dr. Chandrahas Arunrao Dixit, “A Study on the Effectiveness of Services Offered by Supermarkets in Nagpur City”, Int. J. Data. Sci. IoT. Manag. Syst., vol. 5, no. 1(S), pp. 44–49, Jan. 2026, doi: 10.64751/.