5[1]Gerhard Knothea,Andrew C.Matheausb,Thomas W.Ryan Ⅲ.Cetane numbers of branched and straight-chain fatty esters determined in an ignition quality tester[J].Fuel,2003,82:971～975.
6[2]Anne Smekens,Ricardo Henrique Moreton Godoi.Characterisation of Soot Emitted by Domestic Heating,Aircraft and Cars Using Diesel or Biodiesel[J].Journal of Atmospheric Chemistry,2005,52:45～62.
7[3]M.P.Doradoa,E.Ballesterosb,J.M.Arnalc,J.Gomezc,F.J.Lopez.Exhaust emissions from a Diesel engine fueled with transesterified waste olive oil[J].Fuel,2003,82:1311～1315.
