Kheng Khor, Lay, and Lilis Surienty. “Safety Advice and Safety Participation in OSHMS Among OHSAS 18001 Certified Malaysian Manufacturing Companies”. International Journal of Engineering & Technology, vol. 7, no. 3.24, Aug. 2018, pp. 55-61, https://doi.org/10.14419/ijet.v7i3.24.17301.