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@article{AM2_1992__43_1_137446, author = {Otto Cella and G\"unter Lettl}, title = {Power series and zeroes of trinomial equations.}, journal = {Aequationes mathematicae}, pages = {94--102}, publisher = {mathdoc}, volume = {43}, number = {1}, year = {1992}, zbl = {0759.30001}, url = {http://geodesic.mathdoc.fr/item/AM2_1992__43_1_137446/} }
Otto Cella; Günter Lettl. Power series and zeroes of trinomial equations.. Aequationes mathematicae, Tome 43 (1992) no. 1, pp. 94-102. http://geodesic.mathdoc.fr/item/AM2_1992__43_1_137446/