Tipayarom, Aungsiri, Prayad Sangngam, and Siraphop Pinitkarn. “Comparison of Direct-Reading and Gravimetric Methods of Particle Measurement in a Science Building, Silpakorn University”. Applied Environmental Research 43, no. 3 (August 18, 2021): 132–143. Accessed May 8, 2024. https://ph01.tci-thaijo.org/index.php/aer/article/view/245145.