Haruyama, S. , Oktavianty, O. , Darmawan, Z. , Kyoutani, T. , Kaminishi, K. (2016), 'Study on Energy Absorption Characteristic of Cab Frame with FEM', World Academy of Science, Engineering and Technology, Open Science Index 111, International Journal of Mechanical and Mechatronics Engineering, 10(3), 570 - 576.