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@article{AM2_1974__11_136441, author = {Wolf Hofmann}, title = {Monotonieeigenschaften des {Steffensen-Verfahren.} {(Short} {Communication).}}, journal = {Aequationes mathematicae}, pages = {114--114}, publisher = {mathdoc}, volume = {11}, year = {1974}, url = {http://geodesic.mathdoc.fr/item/AM2_1974__11_136441/} }
Wolf Hofmann. Monotonieeigenschaften des Steffensen-Verfahren. (Short Communication).. Aequationes mathematicae, Tome 11 (1974), p. 114. http://geodesic.mathdoc.fr/item/AM2_1974__11_136441/