Abdullah, Z., T. Simasalam, M. Ghazaly, D. Kurniawan, A. Hamid, and A. Yunusa-Kaltungo. “IOT-ENHANCED OFFICE CHAIR DESIGN: EVALUATING COMFORT AND ERGONOMICS WITH SYSTEM USABILITY SCALE”. Journal of Advanced Manufacturing Technology (JAMT), Vol. 19, no. 2, Aug. 2025, pp. 17-30, https://jamt.utem.edu.my/jamt/article/view/6859.