Самошкин, В. П., Я. Б. Форкун, and А. С. Чепурная. 2014. “MECHANIC PROCESSS AND REFUSES OF DETAILS CONSTRUCTION OF THE GROUND SWITCHES”. Lighting Engineering & Power Engineering, no. 3-4 (June):62-67. https://lepe.kname.edu.ua/index.php/lepe/article/view/268.