, Kiran.M.J, S.Nagendra Prasad. “PLC Based Exposure Unit for PCB Fabrication”. International Journal on Recent and Innovation Trends in Computing and Communication 3, no. 7 (July 31, 2015): 5023–5027. Accessed September 13, 2025. https://mail.ijritcc.org/index.php/ijritcc/article/view/4782.