IDA BUSNETTY; HERU KURNIAWAN SUSILO; SOEHARJOTO; ACEP R JAYAPRAWIRA. BANK SYARIAH INDONESIA EFFICIENCY ANALYSIS BEFORE AND AFTER THE MERGER: TWO STAGE DATA ENVELOPMENT ANALYSIS. International Journal of Educational Review, Law And Social Sciences (IJERLAS), [S. l.], v. 3, n. 1, p. 208–222, 2022. DOI: 10.54443/ijerlas.v3i1.599. Disponível em: https://radjapublika.com/index.php/IJERLAS/article/view/599. Acesso em: 6 jul. 2024.