Fam, S., D. Prastyo, S. Loh, S. Utami, and D. Yong. “Total Productive Maintenance Practices in Manufacture of Electronic Components &Amp; Boards Industry in Malaysia”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 10, no. 2-8, July 2018, pp. 97-101, https://jtec.utem.edu.my/jtec/article/view/4467.