HELMUT SCHRECK , HEINZ KUCHER , BERNHARD BEISCH. EF friedrichshafen AG. ZF retarder in commercial vehicles[J]. SAE Paper 922452.

• 马建；陈荫三；余强；郭荣庆；张庆余.；缓行器在汽车下坡行驶中的应用研究[J]