@article{AUPO_1987__26_1_a4,
     author = {Stan\v{e}k, Svatoslav},
     title = {On a transformation of solutions of the differential equation $y'=Q(t)y$ with a complex coefficient $Q$ of a real variable},
     journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
     pages = {57--83},
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {1987},
     mrnumber = {1033331},
     zbl = {0712.34009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUPO_1987__26_1_a4/}
}