Omar, Mohd. Azmi, M. Shabri Abd. Majid, and Ronald Rulindo. “Efficiency and Productivity Performance of the National Private Banks in Indonesia”. Gadjah Mada International Journal of Business 9, no. 1 (January 12, 2007): 1-18. Accessed August 17, 2024. https://jurnal.ugm.ac.id/v3/gamaijb/article/view/14915.