?url_ver=Z39.88-2004&rft_id=10.1109%2FNatPC.2011.6136248&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=S.M.&rft.au=Hailegiorgis%2C+S.M.&rft.aulast=Hailegiorgis&rft.isbn=9781457718847&rft.title=Reactive+extraction+of+Jatropha+curcas+l+assisted+by+phase+transfer+catalyst+for+the+production+of+biodiesel&rft.date=2011&rft.genre=proceeding