1. Department of Earth Sciences University of Toronto Toronto ON Canada
2. Department of Geography Environmental Change Research Centre University College London London UK
3. State Key Laboratory of Loess and Quaternary Geology Institute of Earth Environment Chinese Academy of Sciences Xi'an China
4. Department of Urban and Rural Construction Shaoyang University Shaoyang China
5. Institute of Earth's Crust Siberian Branch of the Russian Academy of Sciences Irkutsk Russia
6. Irkutsk State University Irkutsk Russia
7. Vinogradov Institute of Geochemistry Siberian Branch of Russian Academy of Sciences Irkutsk Russia
8. Irkutsk Scientific Center Siberian Branch of the Russian Academy of Sciences Irkutsk Russia