Mаlashchenkо Volodymyr, Strilets Оleh, and Volodymyr Strilets. 2017. “Determining Performance Efficiency of the Differential in a Device for Speed Change through Epicycle”. Eastern-European Journal of Enterprise Technologies 6 (7 (90):51-57. https://doi.org/10.15587/1729-4061.2017.110683.