@article{AUPO_1979_18_1_a9,
     author = {Stan\v{e}k, Svatoslav},
     title = {A note on disconjugate linear differential equations of the second order with periodic coefficients},
     journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
     pages = {93--101},
     year = {1979},
     volume = {18},
     number = {1},
     mrnumber = {0589851},
     zbl = {0466.34014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUPO_1979_18_1_a9/}
}