Z. Ansari, C.W. Tan, M.R.M. Rejab, D. Bachtiar, J. Siregar, M.Y.M. Zuhri, and N.S.D.M. Marzuki. 2017. “Crushing Behaviour of Composite Square Honeycomb Structure: A Finite Element Analysis”. Journal of Mechanical Engineering and Sciences 11 (2):2637-49. https://doi.org/10.15282/jmes.11.2.2017.7.0241.