1. P.G. Morton, Measurement of the dynamic characteristics of a large sleeve bearing, Journal of Lubrication Technology (1971) 143–155.
2. The effect of support flexibility on critical speed prediction;Nicholas;ASLE Transactions,1986
3. Improving critical speed calculations using flexible bearings support FRF compliance data;Nicholas,1986
4. L.E. Barret, J.C. Nicholas, D. Dhar, The dynamic analysis of rotor-bearing systems using experimental bearing support compliance data, IMAC86 Fourth International Conference on Modal Analysis, 1986, pp. 1–7.
5. J.M. Vance, B.T. Murphy, H.A. Tripp, Critical speeds of rotating machinery: computer predictions vs experimental measurements. Part I: the rotor-mass elastic model, ASME paper VIB85RD-142, 1985, pp. 1–8.