Anggana L G, Himmawan DN A, Hardiningsih P, Nawatmi S. PENINGKATAN PELAYANAN PELANGGAN PADA PERTAMINA ENDURO EXPRESS NITROGEN GO. penamas [Internet]. 27Feb.2023 [cited 22Nov.2024];7(1):35 -40. Available from: https://www.unisbank.ac.id/ojs/index.php/penamas/article/view/9179