5CHEN Jun, ZI-IAO Yonghui, GE Shuangchengb, et, al. Wavelet analysis on the results of compact grouting detected by means of ground penetrating radar [ C ] //Near- Surface Geophysics and Geohazards, Proceedings of 4th International Conference on Environmental and Engineering Geophysics. Science Pre~ USA Inc. 2010, 214 - 217.
