Jamen, Shahrulnizam, and Ahmad Makmom Abdullah. “Ultrafine Particles Measurement in Printing Industry Across West Malaysia”. International Journal of Engineering & Technology 7, no. 3.24 (August 10, 2018): 68–72. Accessed November 23, 2024. https://sciencepubco.com/index.php/ijet/article/view/17303.