“IMPLEMENTASI PROGRAM PROMOSI DISKON TAMBAH DAYA 50% PADA PT PLN (PERSERO) ULP JEMBER KOTA”, Musytari, vol. 25, no. 9, Sep. 2026, Accessed: Oct. 23, 2026. [Online]. Available: https://journal.cib.institute/index.php/musytari/article/view/3689