KUSMANA, Endang; ASYIK, Nur Fadjrih; WAHIDAHWATI, Wahidahwati. The Effect of EMA and CSR Costs on BOPO Mediated by GRI 11-Based CSR Disclosure: Pertamina Group 2020–2025. Jurnal Ekonomi, Manajemen, dan Bisnis, [S. l.], v. 4, n. 3, p. 1053–1064, 2026. DOI: 10.70716/emis.v4i3.823. Disponível em: https://journal.kalibra.or.id/index.php/emis/article/view/823. Acesso em: 18 sep. 2026.