LI, Hao. Digital Twin-Driven Predictive Maintenance Framework for Complex Mechanical Systems in Industry 4.0. European Journal of Engineering and Technologies, [S. l.], v. 2, n. 2, p. 41–55, 2026. DOI: 10.71222/a33ypx94. Disponível em: https://pinnaclepubs.com/index.php/EJET/article/view/694. Acesso em: 6 may. 2026.