Muallimah, L., and F. Haq. “The Use of the Data Envelopment Analysis (DEA) Method in Measuring the Efficiency of Sharia Rural Banks (BPRS) in D.I. Yogyakarta”. Journal of Islamic Economic Scholar, vol. 5, no. 1, June 2025, pp. 10-30, doi:10.14421/jies.2024.5.1.116-136.