@article{10_21136_CMJ_1979_101582,
     author = {Kalas, Josef},
     title = {Nonuniqueness for the solutions of ordinary differential equations},
     journal = {Czechoslovak Mathematical Journal},
     pages = {105--112},
     publisher = {mathdoc},
     volume = {29},
     number = {1},
     year = {1979},
     doi = {10.21136/CMJ.1979.101582},
     mrnumber = {518144},
     zbl = {0396.34006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1979.101582/}
}