Digital Transformation in KSA: Assessing the Adoption of Blockchain and Smart Contracts under Vision 2030 . Advance Journal of Econometrics and Finance, [S. l.], v. 4, n. 2, p. 467–486, 2026. DOI: 10.63075/qkj5da39. Disponível em: https://www.ajeaf.com/index.php/Journal/article/view/327. Acesso em: 13 may. 2026.