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@article{10_4064_cm_54_1_143_147, author = {K. Urbanik}, title = {A counterexample on generalized convolutions}, journal = {Colloquium Mathematicum}, pages = {143--147}, publisher = {mathdoc}, volume = {54}, number = {1}, year = {1987}, doi = {10.4064/cm-54-1-143-147}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-54-1-143-147/} }
K. Urbanik. A counterexample on generalized convolutions. Colloquium Mathematicum, Tome 54 (1987) no. 1, pp. 143-147. doi : 10.4064/cm-54-1-143-147. http://geodesic.mathdoc.fr/articles/10.4064/cm-54-1-143-147/
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