@article{CMUC_1991__32_3_a6,
     author = {Do\v{s}l\'y, Ond\v{r}ej and Fiedler, Frank},
     title = {A remark on {Nehari-type} oscillation criteria for self-adjoint linear differential equations},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {447--462},
     publisher = {mathdoc},
     volume = {32},
     number = {3},
     year = {1991},
     mrnumber = {1159793},
     zbl = {0751.34017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1991__32_3_a6/}
}