Shaobo Han
Department of Mathematics and Physics, Leibniz University Hannover, Hannover 30167, Germany
Germany

Xiaoying Zhuang
Department of Mathematics and Physics, Leibniz University Hannover, Hannover 30167, Germany
Germany

Qianlong Zhou
Unconventional Petroleum Research Institute, China University of Petroleum, Beijing 102249, P. R. China
China

Wei Feng
Department of Geosciences, University of Padua, Padua 35131, Italy
Italy

Xiaodong Hu
Unconventional Petroleum Research Institute, China University of Petroleum, Beijing 102249, P. R. China
China

Quanzhou Yao
Department of Mathematics and Physics, Leibniz University Hannover, Hannover 30167, Germany
Germany