Sulastri, Revita Tri, and Wulan Herdiningsih. “Corporate Social Responsibility Communications through Online Mass Media: News Content Analysis of Corporate Social Responsibilities Activities of State-Owned Electricity Firm PT. PLN’s Central Java and Yogyakarta Provinces”. Ultimacomm: Jurnal Ilmu Komunikasi 11, no. 2 (December 29, 2019): 129–143. Accessed August 7, 2025. https://ejournals.umn.ac.id/index.php/FIKOM/article/view/1212.