Dushchenko, V., S. Vorontsov, and R. Nanivsky. “Investigation of Energy Losses in Hydraulic Shock Absorbers of the BTR-4 Armored Personnel Carrier Suspension and Assessment of the Feasibility of Using Its Recovery System”. Military Technical Collection, no. 23 (November 20, 2020): 40–49. Accessed March 9, 2022. http://vtz.asv.gov.ua/article/view/217345.