?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Pasricha&rft.au=Pasricha%2C+M.S.&rft.aufirst=M.S.&rft.title=Journal+of+Ship+Research&rft.date=2006&rft.volume=50&rft.issn=00224502&rft.issue=2&rft.pages=147-157&rft.atitle=Effect+of+damping+on+parametrically+excited+torsional+vibrations+of+reciprocating+engines+including+gas+forces&rft.genre=article