3S Bravo Yuste and J Diaz Bejarano.Improvement of a Krylov-Bogoliubov method that uses Jacobi elliptic functions[J].Journal of Sound and Vibration,1990,139(1):151～163.
4S Bravo Yuste.Comments on the method of harmonic balance in which Jacobi elliptic functions are used[J].Journal of Sound and Vibration,1991,145(3):381～390.
5Burton T D.Non-linear oscillator limit cycle analysis using a time transformation approach[J].International Journal of Non-Linear Mechanics,1982,17(1):7～19.
6Cheung Y K,Chen S H and Lau S L.Application of the incremental harmonic balance method to cubic non-linearity systems[J].Journal of Sound and Vibration,1990,140(2):273～286.
7Cheung Y K,Chen S H,Lau S L.A modified Lindstedt-Poincaré method for certain strongly non-linear oscillators[J].International Journal of Non-Linear Mechanics,1991,26(3～4):367～378.
8Lau S L,Cheung Y K.Amplitude incremental variational principle for nonlinear vibration of elastic system[J].ASME Journal of Applied Mechanics,1981,48(4):959～964.
9Li Li.Energy method for computing periodic solutions of strongly nonlinear systems (Ⅰ)-autonomous systems[J].Nonlinear Dynamics,1995,9(3):223～247.
