Nasution AY, Mat Rejab MR, Siregar JP. Effect of Adding a Trigger Hole and Cross-Section Foam on the Crash Box in Energy Absorption. E-BPJ [Internet]. 2026 Jan. 29 [cited 2026 Jan. 31];10(SI42). Available from: https://ebpj.e-iph.co.uk/index.php/EBProceedings/article/view/7750