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@article{AM2_1978__17_136758, author = {Helmut Brass}, title = {Converse theorems for the trapezoidal rule. {(Short} {Communication).}}, journal = {Aequationes mathematicae}, pages = {384--385}, publisher = {mathdoc}, volume = {17}, year = {1978}, url = {http://geodesic.mathdoc.fr/item/AM2_1978__17_136758/} }
Helmut Brass. Converse theorems for the trapezoidal rule. (Short Communication).. Aequationes mathematicae, Tome 17 (1978), pp. 384-385. http://geodesic.mathdoc.fr/item/AM2_1978__17_136758/