Measuring Bank Efficiency and Productivity Using DEA and Malmquist Index: A Case Study of NTB Syariah Bank’s Pre- and Post-Conversion Performance. BIMA Journal (Business, Management, & Accounting Journal), [S. l.], v. 6, n. 1, p. 393–402, 2025. DOI: 10.37638/bima.6.1.393-402. Disponível em: https://journal.pdmbengkulu.org/index.php/bima/article/view/1557. Acesso em: 30 jul. 2026.