XU, Hongkai. Comparative Analysis of CNPC and Saudi Aramco Annual Report Using Digital Tools. Education Insights, SOAP, U.K., v. 3, n. 5, p. 207–214, 2026. DOI: 10.70088/y3zr2a19. Disponível em: https://soapubs.com/index.php/EI/article/view/2061.. Acesso em: 24 may. 2026.