C RANTUNG, M.; SIAGIAN, H.; GALLENA SINAGA, J. T. . Optimizing the Security of Letter of Credit Transactions: Application of Blockchain Technology in Reducing the Risk of Fraud in Banking. Dinasti International Journal of Economics, Finance & Accounting, [S. l.], v. 5, n. 1, p. 271–282, 2024. DOI: 10.38035/dijefa.v5i1.2525. Disponível em: https://dinastipub.org/DIJEFA/article/view/2525. Acesso em: 3 jul. 2024.