1. Spring Design Manual;SAE Spring committee,1995
2. Life assessment of a parabolic sping under cyclic strain loading;Ahmad Refngah;Eur. J. Sci. Res.,2009
3. Fatigue life prediction of parabolic leaf spring under various road conditions;Kong,2013
4. Multi-leaf spring and Hotchkiss suspension;Qin,2002
5. Evaluation of a leaf spring failure;Clarke;J. Fail. Anal. Prev.,2005