Safitri DA, Fatoni A, Utami KDS. Analisis Efisiensi Bank Umum Syariah di Indonesia dengan Pendekatan Two Stage Data Envelopment Analysis (DEA). surplus [Internet]. 2026 Jul. 21 [cited 2026 Oct. 24];5(1):785-804. Available from: https://yptb.org/index.php/sur/article/view/2329