Jiun, Goh Wen, Chin Jeng Feng, Shahrul bin Kamaruddin, and Nur Amalina binti Muhammad. 2014. “A Visual Board to Facilitate Production Flow Regulation at Sequential Processes”. International Journal of Industrial Engineering and Management 5 (2):85-94. https://doi.org/10.24867/IJIEM-2014-2-110.