Sinaga BE, Harianto D, Chairi Z. Tanggung Jawab PT PLN atas Kesalahan Pencatatan Meter Listrik Pelanggan di ULP Helvetia Medan : PT PLN’s Liability for Errors in Recording Customer Electricity Meters at ULP Helvetia Medan. Del J LDEVI. 2026;1(2):11-27. Accessed June 5, 2026. https://dazjournal.com/index.php/ldevi/article/view/11