Pratama YC, Terminanto AA. Banking Efficiency under an Oligopoly Structure: Evidence from Indonesia’s Islamic and Conventional Banks. Int. J. Manage. Entrep. Soc. Sci. Hum. [Internet]. 2026 Mar. 17 [cited 2026 Mar. 19];10(1):61-77. Available from: https://journals.researchsynergypress.com/index.php/ijmesh/article/view/3732