Climatic comparison of Miocene pollen floras from northerneast China and southcentral Alaska, USA.
Reference:
Liu,G. et al. (1994)
Climatic comparison of Miocene pollen floras from northerneast China and southcentral Alaska, USA. Palaeogeography, Palaeoclimatology, Palaeoecology
Vol. 108 # 3 P. 217- 228