@incollection{Sawangsuriya12, author = {Auckpath Sawangsuriya}, title = {Wave Propagation Methods for Determining Stiffness of Geomaterials}, booktitle = {Wave Processes in Classical and New Solids}, publisher = {IntechOpen}, address = {Rijeka}, year = {2012}, editor = {Pasquale Giovine}, chapter = {7}, doi = {10.5772/48562}, url = {https://doi.org/10.5772/48562} }