Marsanta V, Soliha E. Increasing Customer Loyalty Through Optimizing Customer Satisfaction With Customer Relationship Management And Company Image Strategies (Study on PT PLN (Persero) UP3 Serpong Customers). JIEI [Internet]. 2024 Nov. 6 [cited 2025 Jul. 22];10(3):2715-24. Available from: https://www.jurnal.stie-aas.ac.id/index.php/jei/article/view/13923