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@article{MS2_1970__26_166131, author = {Leonard Y.H. Yap}, title = {On the {Impossibility} of {Representing} {Certain} {Functions} by {Convolutions.}}, journal = {Mathematica Scandinavica}, pages = {132--140}, publisher = {mathdoc}, volume = {26}, year = {1970}, zbl = {0191.13901}, url = {http://geodesic.mathdoc.fr/item/MS2_1970__26_166131/} }
Leonard Y.H. Yap. On the Impossibility of Representing Certain Functions by Convolutions.. Mathematica Scandinavica, Tome 26 (1970), pp. 132-140. http://geodesic.mathdoc.fr/item/MS2_1970__26_166131/