Peiqiang Zhao
China University of Geosciences
United States

Ruidong Qin
Three Gorges Geotechnical Consultants Co., Ltd., Changjiang Institute of Survey, Planning, Design and Research, Wuhan 430074, P. R. China

Heping Pan
Institute of Geophysics and Geomatics, China University of Geosciences, Wuhan 430074, P. R. China

Mehdi Ostadhassan
Department of Petroleum Engineering, University of North Dakota, Grand Forks 58201, ND, USA

Yuqi Wu
Department of Petroleum Engineering, University of Wyoming, Laramie 82071, WY, USA