1. Improvements in or relating to damping of oscillation-checking devices;Carter,1929
2. Means adapted to reduce the torsional oscillations of crankshafts;Sarazin,1931
3. Pendulum counterweight;Chilton,1935
4. Crankshaft torsional vibration in radial aircraft engines;Taylor;SAE J.,1936
5. D.E. Newland, Nonlinear Problems of Centrifugal Pendulum Vibration Absorbers, in: Mechanisms and Machines, vol. 1, Varna (Bulgaria), 1965, pp. 39–62.