Fold Catastrophe Model of Fracture Propagation of Hydraulic Fracturing. - Zhaowan Chun; Wan Tingting; Ai Chi; Ju Guoshuai (ICEE, 2010)

The Study and Application of Gray-Orthogonal Wavelet Network Forecasting Mode on Cementing Quality. - Zhaowan Chun; Wan Tingting; Ai Chi; Yin Jindan (ICEE, 2010)