Purwanto, Helmy, Rudy Soenoko, Anindito Purnowidodo, and Agus Suprapto. “Energy Absorbers on the Steel Plate – Rubber Laminate After Deformable Projectile Impact”. Eastern-European Journal of Enterprise Technologies 4, no. 7 (94) (July 5, 2018): 6–12. Accessed May 1, 2024. https://journals.uran.ua/eejet/article/view/127345.