Gailienė, Inesa, Igoris Podagėlis, and Olegas Slepakovas. “Research on the Lifetime of the Switch and Assumptions of Increasing It”. Transport 23, no. 2 (June 30, 2008): 150-155. Accessed July 6, 2024. https://aviation.vgtu.lt/index.php/Transport/article/view/6656.