@article{CMUC_1984__25_4_a4,
     author = {Rzepecki, Bogdan},
     title = {On bounded solutions of a linear differential equation with a nonlinear perturbation},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {635--645},
     publisher = {mathdoc},
     volume = {25},
     number = {4},
     year = {1984},
     mrnumber = {782013},
     zbl = {0558.34052},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1984__25_4_a4/}
}