Triono, Al Wahyu, and Muhd Ar. Imam Riauan. “Pelaksanaan Program Communication and Relation Pertamina Refinery Unit II Dumai”. Journal of Communication Management and Organization 1, no. 1 (June 3, 2022): 52–61. Accessed July 24, 2026. https://journal.rc-communication.com/index.php/JCMO/article/view/11.