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@article{AUPO_1978__17_1_a6, author = {Zeman, Ji\v{r}{\'\i}}, title = {Eine {Bemerkung} zur {WKB-Methode}}, journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica}, pages = {61--68}, publisher = {mathdoc}, volume = {17}, number = {1}, year = {1978}, mrnumber = {0554037}, zbl = {0457.34045}, language = {ge}, url = {http://geodesic.mathdoc.fr/item/AUPO_1978__17_1_a6/} }
Zeman, Jiří. Eine Bemerkung zur WKB-Methode. Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, Tome 17 (1978) no. 1, pp. 61-68. http://geodesic.mathdoc.fr/item/AUPO_1978__17_1_a6/