Amman, R.M., M.F. Halim, D. Sivakumar, I. Abu-Shah, S.N. Sulaiman, H. Samekto, and S. Subramonian. 1. “Influences of Draw Forming Process on the Crash Analysis of a Circular Cup”. Journal of Advanced Manufacturing Technology (JAMT) 12 (1(2), 547-60. https://jamt.utem.edu.my/jamt/article/view/4312.