@article{EJDE_2004__2004__a181,
     author = {Couchouron,  Jean-Francois and Precup,  Radu},
     title = {Anti-periodic solutions for second order differential inclusions},
     journal = {Electronic journal of differential equations},
     year = {2004},
     volume = {2004},
     zbl = {1073.45514},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2004__2004__a181/}
}