共 16 条
[1]
Lidski B.V.(1988)Periodic solutions of the equation Funct. Anal. Appl. 22 332-333
[2]
Shuĺman E.I.(2003)− Commun. Math. Phys. 243 315-328
[3]
Berti M.(2004)+ Nonlin. Anal. 56 1011-1046
[4]
Bolle P.(2006)=0 Duke Math. J. 134 359-419
[5]
Berti M.(2005)Periodic solutions of nonlinear wave equations with general nonlinearities Discrete Contin. Dyn. Syst. 13 541-552
[6]
Bolle P.(1961)Multiplicity of periodic solutions of nonlinear wave equations Proc. Natl. Acad. Sci. USA 47 1824-1831
[7]
Berti M.(1967)Cantor families of periodic solutions for completely resonant nonlinear wave equations Commun. Pure Appl. Math. 20 145-205
[8]
Bolle P.(1971)Quasi-periodic solutions for completely resonant non-linear wave equations in 1D and 2D Manuscripta Math. 5 165-194
[9]
Procesi M.(2005)A new technique for the construction of solutions of nonlinear differential equations Commun. Partial Differ. Equ. 35 959-985
[10]
Moser J.(1993)Periodic solutions of nonlinear hyperbolic partial differential equations Commun. Pure Appl. Math. 46 1409-1498