@article{AUPO_1973__13_1_a5,
     author = {Bartu\v{s}ek, Miroslav},
     title = {On relations among dispersions of an oscillatory differential equation $y''=q(t)y$},
     journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
     pages = {55--61},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {1973},
     mrnumber = {0364750},
     zbl = {0298.34027},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUPO_1973__13_1_a5/}
}