Darmawan, Ketut Dody, dan I Wayan Bagia. “Service Quality Before and After the Implementation of the PLN Mobile Application at PT PLN (Persero) Customer Service Unit”. International Journal of Social Science and Business 6, no. 1 (Februari 16, 2022): 60–65. Diakses Juli 18, 2024. https://ejournal.undiksha.ac.id/index.php/IJSSB/article/view/43989.