@article{10_21136_CMJ_1979_101603,
     author = {Ohriska, J\'an},
     title = {The argument delay and oscillatory properties of differential equation of $n$-th order},
     journal = {Czechoslovak Mathematical Journal},
     pages = {268--283},
     publisher = {mathdoc},
     volume = {29},
     number = {2},
     year = {1979},
     doi = {10.21136/CMJ.1979.101603},
     mrnumber = {529514},
     zbl = {0396.34058},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1979.101603/}
}