Abidin, Zaenal, Mahelan Prabantarikso, Muhammad Akbar, & Suci Ismadyaliana. " Exploring Bank Efficiency in Indonesia: A Dual Method Approach Using Data Envelopment Analysis and Stochastic Frontier Analysis." Theoretical and Practical Research in Economic Fields [Online], 17.2 (2026): 470 - 481. Web. 2 Jul. 2026