Tobing, Anastasia, Ernes Simorangkir, Misdianto Situmorang, dan Purnama Yanti Purba. “The Influence of Service Quality, Pricing, and Digital Marketing on IndiHome Fiber Costumers Loyalty”. International Journal of Social Science and Business 5, no. 2 (Juli 6, 2021): 167–173. Diakses Agustus 17, 2024. https://ejournal.undiksha.ac.id/index.php/IJSSB/article/view/35523.