@article{MASLO_1983__33_3_a5,
     author = {Regenda, J\'an},
     title = {A note on oscillation and nonoscillation criteria for fourth order linear differential equations},
     journal = {Mathematica slovaca},
     pages = {297--302},
     publisher = {mathdoc},
     volume = {33},
     number = {3},
     year = {1983},
     mrnumber = {713952},
     zbl = {0539.34022},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1983__33_3_a5/}
}