@article{JRAM_1969__0239_0240_150962,
     author = {L. Reich},
     title = {Zur {Majorantenmethode} im {Normalformenproblem} f\"ur analytische {Differentialgleichungssysteme.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {78--87},
     publisher = {mathdoc},
     volume = {0239_0240},
     year = {1969},
     zbl = {0184.11502},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1969__0239_0240_150962/}
}