Operating Income and Firm Value: One of Subtotal Income Mandatory IFRS 18 and PSAK 118. Ekonika : Jurnal Ekonomi Universitas Kadiri, [S. l.], v. 11, n. 1, 2026. DOI: 10.30737/ekonika.v11i1.7503. Disponível em: https://ojs.unik-kediri.ac.id/index.php/ekonika/article/view/7503. Acesso em: 1 may. 2026.