Gantina Shiti Mariam, A., Pena Purba, T. and Octrina, F. 2024. Bank Efficiency in Indonesia: An Analysis through Data Envelopment Analysis (DEA) Approach. Dinasti International Journal of Education Management And Social Science. 6, 2 (Dec. 2024), 828–841. DOI:https://doi.org/10.38035/dijemss.v6i2.3562.