@article{ARM_2000__36_5_a4,
     author = {Bartu\v{s}ek, Miroslav},
     title = {On existence of singular solutions of $n$-th order differential equations},
     journal = {Archivum mathematicum},
     pages = {395--404},
     publisher = {mathdoc},
     volume = {36},
     number = {5},
     year = {2000},
     mrnumber = {1822807},
     zbl = {1090.34536},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_2000__36_5_a4/}
}