HUNG, Y. C.; LEE, Y. L.; VON, S. Y. Design and Improvement of Mobility Aid Walker By Using QFD and TRIZ Method. Journal of Engineering Technology and Applied Physics, [S. l.], v. 6, n. 1, p. 6–15, 2024. DOI: 10.33093/jetap.2024.6.1.2. Disponível em: https://journals.mmupress.com/index.php/jetap/article/view/651. Acesso em: 21 apr. 2025.