Halim, I., R. Radin Umar, M. Syed Mohamed, M. Jamli, N. Ahmad, and H. Pieter. “Low Cost Ergonomics Solution for Safe Work Posture at Conventional Milling Machine: A Case Study”. Journal of Advanced Manufacturing Technology (JAMT), Vol. 12, no. 1(2), 1, pp. 327-40, https://jamt.utem.edu.my/jamt/article/view/4290.