Trojnacki, A., and M. Życzkowski. “Effect of Plastic Crushing of the Car Body on Optimization of Rheological Properties of Safety Belts”. Engineering Transactions 29, no. 1 (March 30, 1981): 115–130. Accessed June 9, 2025. https://et3.ippt.pan.pl/index.php/et/article/view/1995.