@article{JRAM_1971__251_151154,
     author = {Peter Bundschuh},
     title = {Ein {Approximationsma{\ss}} f\"ur transzendente {L\"osungen} gewisser transzendenter {Gleichungen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {32--53},
     publisher = {mathdoc},
     volume = {251},
     year = {1971},
     zbl = {0222.10037},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1971__251_151154/}
}