@article{CMUC_1971__12_2_a6,
     author = {Neuman, Franti\v{s}ek},
     title = {Some results on geometrical approach to linear differential equations of the $n$-th order {(Preliminary} communication)},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {307--315},
     publisher = {mathdoc},
     volume = {12},
     number = {2},
     year = {1971},
     mrnumber = {0288337},
     zbl = {0217.12001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1971__12_2_a6/}
}