%0 Journal Article %T Improvement of Diesel Engine Performance by Variable Valve Train System %A Tomoda, T %A Ogawa, T %A Ohki, H %A Kogo, T %A Nakatani, K %A Hashimoto, E %J International Journal of Engine Research %V 11 %N 5 %P 331-344 %@ 1468-0874 %D 2010-10-01 %I SAGE Publications %~ DeepDyve