?url_ver=Z39.88-2004&rft_id=doi%3A10.1190%2F1.1567214&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Rutledge%2C+James+T.&rft.aulast=Rutledge&rft.aufirst=James+T.&rft.issue=2&rft.volume=68&rft.date=April+2003&rft.issn=0016-8033&rft.atitle=Hydraulic+stimulation+of+natural+fractures+as+revealed+by+induced+microearthquakes%2C+Carthage+Cotton+Valley+gas+field%2C+east+Texas&rft.title=GEOPHYSICS&rft.pages=441-452&rft.genre=article