MD ZAIN, Badrul Aisham. The Concept of Flexible Lower Limb Powered-Exoskeleton for Human Performance Augmentation: A Review. International Journal of Integrated Engineering, [S. l.], v. 16, n. 9, p. 230–246, 2024. Disponível em: https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/8100. Acesso em: 9 apr. 2026.