Schneider, Nils Niklas. “Backpack Impact Protection in Cycling – Comparison of a Conventional Foam-Based Vs. An Air-Based Protection System”. Journal of Science and Cycling 8, no. 2 (August 26, 2019): 15-17. Accessed April 20, 2024. https://jsc-journal.com/index.php/JSC/article/view/451.