"Engenharia automotiva." . . "Electric Vehicles." . . "State-of-the-Art Studies." . . "Automobiles Carburants Consommation." . . "Transporte rodoviario Aspectos economicos." . . "Ground transportation systems and equipment." . . "Transporte rodoviario Combustiveis." . . "Engine Performance." . . . . . . . . . . . . . . "Road vehicle fuel economy"@en . . "Road vehicle fuel economy" . . . . . . . . . . . . . . . . . . . "Fees/ Taxes." . . "Environmental Impact." . . . . "Transports routiers Économies d'énergie Grande-Bretagne." . . "Fuel Economy/ Miles Per Gallon." . . "Energy conservation, consumption and use." . . "Fuels." . . "Fuel Consumption." . . "Veiculos Aspectos economicos." . . "Transport Research Laboratory (Great Britain). Department of Transport." . .