Soontornpipit, Pichitpong, Lertsak Lekawat, Chatchai Tritham, Chattabhorn Tritham, Pornanong Pongpaibool, Narachata Prasertsuk, and Wachirapong Jirakitpuwapat. 2024. “The PM 2.5 Prediction & Air Quality Classification Using Machine Learning”. Thai Journal of Mathematics 22 (2):441–452. https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1454.