?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Marcak%2C+Henryk&rft.aulast=Marcak&rft.aufirst=Henryk&rft.date=April+2017&rft.title=Using+the+velocity+of+seismic+waves+estimated+from+ambient+seismic+noise+to+assess+the+results+of+hydro-fracturing+and+the+exploitation+of+shale-rock+formations&rft.genre=proceeding