1. School of Engineering and Technology, National University of Mongolia, Ulan Bator, Mongolia
2. Institute of Forestry, National University of Mongolia, Ulan Bator, Mongolia
3. Division of Forest Resources and Forest Protection, Geography and Geoecology, Mongolian Academy of Sciences, Ulan Bator, Mongolia
4. Applied Vegetation Ecology, University of Freiburg, Tennenbacher, Freiburg, Germany
5. School of Arts and Sciences, Department of Chemistry, National University of Mongolia, Ulan Bator, Mongolia
6. School of Earth Science and Environmental Engineering, Gwangju Institute of Sciences and Technology, Gwangju, Republic of Korea