共 23 条
[1]
Bereanu C., Mawhin J., Periodic solutions of nonlinear perturbations of φ-Laplacians with possibly bounded φ, Nonlinear Anal., 68, 6, pp. 1668-1681, (2008)
[2]
Bonanno G., Livrea R., Periodic solutions for a class of second-order Hamiltonian systems, Electron. J. Differ. Equ., 115, pp. 1-13, (2005)
[3]
Bonanno G., Livrea R., Multiple periodic solutions for Hamiltonian systems with not coercive potential, J. Math. Anal. Appl., (2009)
[4]
Brezis H., Nirenberg L., Remarks on finding critical points, Commun. Pure Appl. Math., 44, 89, pp. 939-963, (1991)
[5]
Denkowski Z., Gasinski L., Papageorgiou N.S., Positive solutions for nonlinear periodic problems with the scalar p-Laplacian, Set-Valued Anal., 16, pp. 539-561, (2008)
[6]
Faraci F., Three periodic solutions for a second order nonautonomous system, J. Nonlinear Convex Anal., 3, pp. 393-399, (2002)
[7]
Gasiski L., Multiplicity theorems for periodic systems with a p-Laplacian-like operator, Nonlinear Anal., 67, 9, pp. 2632-2641, (2007)
[8]
Ma S., Zhang Y., Existence of infinitely many periodic solutions for ordinary p-Laplacian systems, J. Math. Anal. Appl., 351, pp. 469-479, (2009)
[9]
Mawhin J., Willem M., Critical Point Theory and Hamiltonian Systems, Applied Mathematical Sciences, 74, (1989)
[10]
Pasca D., Periodic solutions of second-order differential inclusions systems with p-Laplacian, J. Math. Anal. Appl., 325, 1, pp. 90-100, (2007)