8Reichle D E. Dynamic properties of forest ecosystems [M]. London : Cambridge University Press, 1982.
9Somogyi Z, Cienciala E, Makipaa R, et al. Indirect methods of large-scale forest biomass estimation[J]. European journal of Forest Research, 2007(126): 197-207.
10Garkoti S S. Estimates of biomass and primary productivity in a high-altitude maple forest of the west central Himalayas[J]. Ecological Research, 2008, 23(1): 41-49.