[1] Lee B.H.K., and LeBlanc P., 1986. Flutter analysis of a two-dimensional airfoil with cubic nonlinear restoring force, Aeronautical Note NAE-AN-36, NRC no. 25438, National Research Council of Canada.
[2] Lee B.H.K., Jiang L.Y., and Wong Y.S., 1998. Flutter of an airfoil with a cubic nonlinear restoring force, AIAA Paper 98-1725, 39th AIAA/ASME/ASCE/AHS/ ASC Structures, Structural Dynamics, and Materials Conference, 20–23 April, Long Beach, CA.
[3] Shen S.F., 1959. An approximate analysis of nonlinear flutter problems, Journal of Aerospace Science 26: 25–32.
[4] Lee B.H.K., Gong L., and Wong Y.S., 1997. Analysis and computation of nonlinear dynamic response of a two-degree-of-freedom system and its application in aeroelasticity, Journal of Fluids and Structures 11: 225–246.
[5] Liu J.K., and Zhao L.C., 1992. Bifurcation analysis of airfoils in incompressible flow, Journal of Sound and Vibration 154 (1): 117–124.
[6] Price S.F., Alighanbari H., and Lee B.H.K., 1995. The aeroelastic response of a two- dimensional airfoil with bilinear and cubic structural nonlinearities, Journal of Fluids and Structures 9 (2): 175–193.
[7] Shahrzad P., and Mahzoon M., 2002. Limit cycle flutter of airfoils in steady and unsteady flows, Journal of Sound and Vibration 256 (2): 213–225.
[8] Lee B.H.K., Liu L., and Chung K.W., 2005. Airfoil motion in subsonic flow with strong cubic nonlinear restoring forces, Journal of Sound and Vibration 28: 699–717.
[9] Liu L.P., and Dowell E.H., 2004. The secondary bifurcation of an aeroelastic airfoil motion: Effect of high harmonics, Journal of Nonlinear Dynamics 37: 31–49.
[10] Liu L., Dowell E.H., and Thomas J.P., 2007. A high dimensional harmonic balance approach for an aeroelastic airfoil with cubic restoring forces, Journal of Fluids and Structures 23: 351–363.
[11] Raghothama A., and Narayanan S., 1999. Nonlinear dynamics of a two-dimensional airfoil by incremental harmonic balance method, Journal of Sound and Vibration: 226 (3): 493–517.
[12] Chen Y.M., and Liu J.K., 2009. Elliptic harmonic balance method for two degree-of-freedom self-excited oscillators, Communications in Nonlinear Science and Numerical Simulation 14: 916–922.
[13] Beran P.S., and Lucia D.J., 2005. A reduced order cyclic method for computation of limit cycles, Journal of Nonlinear Dynamics 39: 143–158.
[14] Liu L., Wong Y.S., and Lee B.H.K., 2000. Application of the center manifold theory in nonlinear aeroelasticity, Journal of Sound and Vibration234: 641–659.
[15] Chung K.W., He Y.B., and Lee B.H.K., 2009. Bifurcation analysis of a two-degree-of-freedom aeroelastic system with hysteresis structural nonlinearity by a perturbation-incremental method, Journal of Sound and Vibration 320: 163–183.
[16] Liu L., Wong Y.S., and Lee B.H.K., 2002. Nonlinear aeroelastic analysis using the point transformation method, Part 1: Freeplay Model, Journal of Sound and Vibration 253 (2): 447–469.
[17] Liao S.J., 2004. An analytic approximate approach for free oscillations of self-excited system, Journal of Nonlinear Mechanics 39: 271–280.
[18] Chen Y.M., and Liu J.K., 2008. Homotopy analysis method for limit cycle flutter of airfoils, Applied Mathematics and Computation 203 (2): 854–863.
[19] Cheung Y.K., Chen S.H., and Lau S.L., 1990. Application of the incremental harmonic balance method to cubic non-linearity systems, Journal of Sound and Vibration 140: 273–286.
[20] Chen Y.M., Liu J.K., and Meng G., 2011. Equivalent damping of aeroelastic system of an airfoil with cubic stiffness, Journal of Fluids and Structures 27: 1447–1454.
[21] Chen Y.M., Liu J.K., and Meng G., 2012. An incremental method for limit cycle oscillations of an airfoil with an external store, International Journal of Non-Linear Mechanics 47: 75–83.
[22] Hodges D.H., and Pierce G.A., 2002. Introduction to Structural Dynamics and Aeroelasticity, Cambridge University Press, Cambridge.
[23] Fung, Y.C., 1993. An introduction to the theory of aeroelasticity, Dover Publications, Inc., New York.
[24] Roberts, J.B., and Spanos, P.D., 1990. Random vibration and statistical linearization, John Wiley & Sons, Chichester, England.
[25] Irani, S., and Sazesh, S., 2013. A new flutter speed analysis method using stochastic approach, Journal of Fluids and Structures 40: 105-114.