1. On the oscillations of a suspension chain;Rohrs;Transactions of the Cambridge Philosophical Society,1851
2. Advanced Rigid Dynamics;Routh,1884
3. On the natural frequencies of suspension chains;Pugsley;Quarterly Journal of Mechanics and Applied Mathematics,1949
4. Modes of vibration of a suspended chain;Saxon;Quarterly Journal of Mechanics and Applied Mathematics,1953
5. Oscillations of catenaries and systems of overhead transmission lines;Simpson,1963