1. Determination of nonlinearities in experimental modal analysis;Snoeys,1987
2. Measuring and evaluating of nonlinear dynamic behaviour of mechanical structures using sinusoidal excitation;Mertens,1987
3. Recent trends in the analysis of nonlinear structures;Van der Auweraer,1984
4. Developments in the modal analysis of linear and nonlinear structures;Simon,1983
5. Detection, identification and quantification of nonlinearities in modal analysis—a review;Tomlinson,1986