1. Institute of International Forestry and Forest Products, Faculty of Environmental Sciences, Technische Universität Dresden, Germany
2. National Institute for Research and Development in Forestry “Marin Dracea”, Voluntari, Romania
3. Laboratory of Tree-Ring Research, The University of Arizona, 1215 E. Lowell Street, Building no. 45, Tucson, AZ 85721, USA
4. Kastamonu University, Faculty of Forestry, Kastamonu, Turkey
5. Faculty of Geography and History, University of Barcelona, Spain
6. Institute of Ecology, Faculty of Natural Science and Medicine, Ilia State University Tbilisi, Georgia
7. Institute of Zoology, Ilia State University, Tbilisi, Georgia
8. Faculty of Computing and Information Technology, Tunku Abdul Rahman University of Management and Technology, Malaysia
9. Birbal Sahni Institute of Palaeosciences, University of Lucknow, Lucknow, India