Visvanathan, R., Kamarudin, K., Mamduh, S., Yeon, A., Zakaria, A., Kamarudin, L., Shukor, S., & Shakaff, A. (2018). Gas Sensing Mobile Robot: A Review. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), 10(1-15), 101–105. Retrieved from https://jtec.utem.edu.my/jtec/article/view/4054