Weikai Huang
State Key Laboratory of Deep Oil and Gas, China University of Petroleum (East China), Qingdao, 266580, P. R. China
China

Kelai Xi
State Key Laboratory of Deep Oil and Gas, China University of Petroleum (East China), Qingdao, 266580, P. R. China
China

Yingchang Cao
State Key Laboratory of Deep Oil and Gas, China University of Petroleum (East China), Qingdao, 266580, P. R. China
China

Xiang Shan
PetroChina Hangzhou Institute of Petroleum Geology, Hangzhou 310023, P. R. China
China

Zhicheng Cui
State Key Laboratory of Deep Oil and Gas, China University of Petroleum (East China), Qingdao, 266580, P. R. China
China

Helge Hellevang
Department of Geosciences, University of Oslo, Oslo 0316, Norway
Norway