@article{AUPO_2006__45_1_a0,
     author = {Andres, Jan and Bersani, Alberto Maria and Radov\'a, Lenka},
     title = {Almost-periodic solutions in various metrics of higher-order differential equations with a nonlinear restoring term},
     journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
     pages = {7--29},
     publisher = {mathdoc},
     volume = {45},
     number = {1},
     year = {2006},
     mrnumber = {2321293},
     zbl = {1128.34029},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUPO_2006__45_1_a0/}
}