@article{10_14708_cm_v17i2_5787,
     author = {Z. Polniakowski},
     title = {On solutions of the differential equation \(y^{(n)} - a(x)y=0\)},
     journal = {Commentationes Mathematicae},
     pages = { 429--439},
     publisher = {mathdoc},
     volume = {17},
     number = {2},
     year = {1974},
     doi = {10.14708/cm.v17i2.5787},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/cm.v17i2.5787/}
}