1. National Leading Research Laboratory (Aerosol Technology and Monitoring Laboratory), School of Environmental Science and Engineering, Gwangju Institute of Science and Technology (GIST), Gwangju, Republic of Korea
2. Section of Environmental Research Studies, Research Institute of Meteorology, Hydrology and Environment, Ulaanbaatar, Mongolia
3. Department of Environmental Engineering, Mokpo National University, Muan-gun, Jeollanam-do, Republic of Korea