?url_ver=Z39.88-2004&rft_id=doi%3A10.1190%2F1.3059162&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Gharti%2C+Hom+Nath&rft.aulast=Gharti&rft.aufirst=Hom+Nath&rft.date=2008&rft.issn=1949-4645&rft.atitle=Travel+times+and+waveforms+of+microseismic+data+in+heterogeneous+media&rft.title=SEG+Technical+Program+Expanded+Abstracts+2008&rft.pages=1337-1341&rft.genre=article