Ravindra Thamma และ E. Daniel Kirby; Amit Ohri; Paul Rinalidi; Mark Rajai. (2014) Group Technology Paves the Road for Automation. <i>International Transaction Journal of Engineering, Management, & Applied Sciences & Technologies</i>, <i>5</i>(2), 105-118.Ravindra Thamma และ E. Daniel Kirby; Amit Ohri; Paul Rinalidi; Mark Rajai. "Group Technology Paves the Road for Automation". International Transaction Journal of Engineering, Management, & Applied Sciences & Technologies 5 (2014):105-118.Ravindra Thamma และ E. Daniel Kirby; Amit Ohri; Paul Rinalidi; Mark Rajai. Group Technology Paves the Road for Automation. TUENGR Group:ม.ป.ท. 2014.