S. Maidin, T. K. H., and S. Y.Y., “Investigation of Mechanical Properties of Recycled ABS Printed with Open Source FDM Printer Integrated with Ultrasound Vibration”, IJIE, vol. 14, no. 4, pp. 57–63, Jun. 2022, Accessed: Apr. 07, 2026. [Online]. Available: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/6896