1. A method for the direct identification of vibration parameters from the free response;Ibrahim;Shock and Vibration Bulletin,1977
2. H. Vold, J. Kundrat, G. Rocklin, R. Russel, A multi-input modal estimation algorithm for mini-computer, SAE Technical Papers Series, No. 820194, Vol. 91, 1982, pp. 815–821.
3. An eigensystem realization algorithm for modal parameter identification and model reduction;Juang;Journal of Guidance, Control and Dynamics,1985
4. D.L. Brown, R.J. Allemang, R.D. Zimmerman, M. Mergeay, Parameter estimation techniques for modal analysis, SAE Transactions, SAE Paper Number 790221, Vol. 88, 1979, pp. 828–846.
5. Subspace Identification for Linear Systems, Theory Implementation, Application;Overschee,1996