BETLEJ, Sándor. SILICONE-TYPE TORSIONAL VIBRATION DAMPERS~. Periodica Polytechnica Mechanical Engineering, [S. l.], v. 11, n. 3-4, p. 247–252, 1967. Disponível em: https://pp.bme.hu/me/article/view/6206. Acesso em: 19 may. 2024.