Lai, Po-Yen, and An-Yuan Chang. “Research on Improving The 9R Performance and Key Drivers of Circular Economy in The Bicycle Industry”. International Journal of Industrial Engineering: Theory, Applications and Practice 31, no. 6 (December 16, 2024). Accessed February 22, 2025. https://ijietap.journals.publicknowledgeproject.org/ijietap/index.php/ijie/article/view/10057.