1.
Chinese pine tree ring width chronology and its relation to climate conditions in the Qianshan Mountains
by Chen, Zhenju
Frontiers of Forestry in China, 2008, Vol.3(4), pp.381-392

2.

3.
Should we respect the historical reference as basis for the objective of forest restoration? A case study from Northeastern China
by Yao, Jing
New Forests, 2014, Vol.45(5), pp.671-686
