[1] Birbal Sahni Inst Paleobot, Lucknow 226007, Uttar Pradesh, India
[2] Univ Arizona, Tree Ring Res Lab, Tucson, AZ 85721 USA
[3] Branch Siberian Fed Univ, Khakas Tech Inst, Abakan 655017, Russia
[4] Siberian Fed Univ, Krasnoyarsk 660041, Russia
[5] Estonian Univ Life Sci, Dept Forest Management, EE-51014 Tartu, Estonia
[6] Univ Ljubljana, Biotehn Fac, Dept Forestry & Renewable Forest Resources, Ljubljana 1000, Slovenia
[7] Warsaw Univ Life Sci SGGW, Fac Forestry, Dept Forest Management Planning Geomat & Forest E, PL-02787 Warsaw, Poland
[8] Warsaw Univ Life Sci SGGW, Fac Forestry, Sci Assoc Forestry Students, PL-02787 Warsaw, Poland
[9] Natl Acad Sci, Inst Forest, Bishkek 720015, Kyrgyzstan
[10] Univ Tehran, Coll Agr & Nat Resources, Tehran 14174, Iran
[11] Gauhati Univ, Dept Geog, Gauhati 781014, Assam, India
[12] Estonian Univ Life Sci, Dept Forest Management, Inst Forestry & Rural Engn, EE-51014 Tartu, Estonia
[13] Inst Geol & Geog, LT-03223 Vilnius, Lithuania
[14] Vilnius Univ, LT-03101 Vilnius, Lithuania
[15] Warsaw Univ Life Sci SGGW, Fac Forestry, Lab Dendrometry & Forest Prod, PL-02787 Warsaw, Poland