6533b884fe1ef96bd12de812
RESEARCH PRODUCT
MR2086063: Wu, Xian Saddle point characterization and multiplicity of periodic solutions of non-autonomous second-order systems. Nonlinear Anal. 58 (2004), no. 7-8, 899--907.
Maria Letizia Bertottisubject
year | journal | country | edition | language |
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2005-01-01 |