1. Group theory and the bell;Perrin;Journal of Sound and Vibration,1973
2. Torsional vibrations of bells;Charnley;Journal of Sound and Vibration,1975
3. Theory of Sound;Rayleigh,1894
4. The suppression of warble in bells;Perrin;Musical Instrument Technology,1978
5. Studies with an eccentric bell;Charnley;Journal of Sound and Vibration,1978