1. Dynamic behavior of a cracked rotor;Pafelias;Technical Information Series of General Electric, No. DF-74-LS-79,1974
2. Vibration Engineering;Dimarogonas,1976
3. Dynamic behavior of a simple rotor with a cross-sectional crack;Gasch,1976
4. Vibrations in cracked shafts;Henry,1976
5. The vibrational behaviour of a rotating shaft system containing a transverse crack;Mayes,1976