Obaidullah, M., S. Bram, and J. D. Ruyck. “Effect of Dilution Sampling on Particle Emissions and Size Distributions from a Modern Pellet Stove”. Journal of Renewable Energy and Smart Grid Technology, vol. 15, no. 1, June 2020, https://ph01.tci-thaijo.org/index.php/RAST/article/view/231267.