Madon, Rais Hanizam, Mas Fawzi, Shahrul Azmir Osman, Ahmad Jais Alimin, Mohd Azahari Razali, Muhamad Khairul Ilman Sarwani, and Zulhelmy ZinilAbeden. “Gas Chromatography Analysis of a C1-C5 Hydrocarbon Column”. International Journal of Integrated Engineering 10, no. 1 (April 25, 2018). Accessed September 28, 2023. https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/1893.