OKORO A. S. PH.D. IMPACT OF ELECTRONIC BANKING INSTRUMENTS ON THE INTERMEDIATION EFFICIENCY OF THE NIGERIAN ECONOMY. International Journal of Accounting Research, [S. l.], v. 1, n. 4, p. 1–9, 2013. Disponível em: https://j.arabianjbmr.com/index.php/ijar/article/view/19. Acesso em: 16 dec. 2025.