?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.ijmecsci.2014.05.013&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Patil%2C+S.S.&rft.aulast=Patil&rft.aufirst=S.S.&rft.date=2014&rft.issn=00207403&rft.title=International+Journal+of+Mechanical+Sciences&rft.atitle=Contact+stress+analysis+of+helical+gear+pairs%2C+including+frictional+coefficients&rft.pages=205-211&rft.volume=85&rft.genre=article