Hartanto MN, Astuti M. Consumer Choices: Impact of Advertising, Promotions, and Brand Image in Simpati Data Packages. acopen [Internet]. 2023Oct.1 [cited 2024May15];9(2):10.21070/acopen.9.2024.5642. Available from: https://acopen.umsida.ac.id/index.php/acopen/article/view/5642