Analisis Rasio NIM, BOPO, NPL dan LDR terhadap ROA Bank Rakyat Indonesia Tahun 2009-2020. Jurnal Simki Economic, [S. l.], v. 5, n. 1, p. 39–49, 2022. DOI: 10.29407/jse.v5i1.130. Disponível em: https://jurnal.unpkediri.ac.id/index.php/JSE/article/view/130. Acesso em: 27 feb. 2026.