Zhenhua He, Benchun Duan. 2018. “Dynamic Study on the Fracture Interaction and the Predominant Frequency of the Induced Microseismic Signals During Hydraulic Fracturing: DOI: 10.14800 IOGR.428”. Improved Oil and Gas Recovery 2 (August). https://smartscitech.com/index.php/IOGR/article/view/428.