1. de Silva CW (1999) Vibration fundamentals and practice. CRC Press, New York
2. Watts P (1883) On a method of reducing the rolling of ships at sea. Trans Inst Nav Archit 24:165–190
3. Frahm H (1909) Device for damping vibration of bodies. US Patent No 989958
4. Ormondroyd J, Hartog JPD (1928) The theory of the dynamic vibration absorber. Trans ASME 50:9–15
5. Hartog JPD (1985) Mechanical vibration, 4th edn. Dover, New York (1st edition 1934)