H. Tania Br, N. Zulkarnain, and H. Fauziah, “The Influence of Brand Image, Price, and Product Quality on Consumers’ Interest to Buy on Smartfren Quota Card in Rantauprapat”, Quant. Econ. Manag. Stud., vol. 4, no. 4, pp. 738–747, Jun. 2023.