Azdra, Kamelia, Ifan Siregar, and Vicky Cahaya. “The Effect of Environmental Performance and Company Size on The Company’s Financial Performance”. Portofolio: Jurnal Ekonomi, Bisnis, Manajemen, dan Akuntansi 20, no. 1 (May 31, 2023): 28 - 41. Accessed January 18, 2025. https://journal.unjani.ac.id/index.php/portofolio/article/view/280.