1. Bisplinghoff, R.L., Ashley, H., Halfman, R.L.: Aeroelasticity. Addison-Wesley, Cambridge (1995)
2. Fung, Y.C.: An Introduction to the Theory of Aeroelasticity. Dover, New York (1969)
3. Woolston, D.S., Runyan, H.L., Andrews, R.E.: An investigation of certain types of structural nonlinearities on wing and control surface flutter. J. Aeronaut. Sci. 24, 57–63 (1957)
4. Shen, S.F.: An approximate analysis of nonlinear flutter problems. J. Aeronaut. Sci. 26, 25–32 (1959)
5. Kryloff, N., Bogoliuboff, N.: Introduction to Nonlinear Mechanics. Princeton University Press, Princeton (1947). Translation by Solomon Lifschitz