Lee, Seung-Rok, et al. “Reducing Particulates and Gaseous Emissions through Fuel Switching from Coal to Wood Pellets at Power Plants in South Korea During 2005 to 2022”. BioResources, vol. 18, no. 4, Oct. 2023, pp. 8458-72, https://ojs.bioresources.com/index.php/BRJ/article/view/22896.