Analysis of Promotion and Service Quality on Customer Satisfaction of the State Electricity Company (PT. PLN (Persero) Customer Service Unit of Teluk Betung Sub-District, Bandar Lampung City, Lampung Province, Indonesia. int.jour.sci.res.mana [Internet]. 2024 Feb. 26 [cited 2024 Nov. 25];12(02):5925-38. Available from: https://ijsrm.net/index.php/ijsrm/article/view/5087