@article{10_21136_CMJ_1989_102307,
     author = {\v{S}eda, Valter},
     title = {On a class of linear $n$-th order differential equations},
     journal = {Czechoslovak Mathematical Journal},
     pages = {350--369},
     publisher = {mathdoc},
     volume = {39},
     number = {2},
     year = {1989},
     doi = {10.21136/CMJ.1989.102307},
     mrnumber = {992139},
     zbl = {0685.34034},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1989.102307/}
}