@article{10_21136_CMJ_1954_100100, author = {\v{S}vec, Marko}, title = {\"Uber einige neue {Eigenschaften} der (oscillatorischen) {L\"osungen} der linearen homogenen {Differentialgleichung} vierter {Ordnung}}, journal = {Czechoslovak Mathematical Journal}, pages = {75--94}, publisher = {mathdoc}, volume = {04}, number = {1}, year = {1954}, doi = {10.21136/CMJ.1954.100100}, mrnumber = {0065745}, zbl = {0056.31002}, language = {ge}, url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1954.100100/} }