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@article{AM2_1987__32_137185, author = {Janusz Walorski}, title = {On a functional inequality.}, journal = {Aequationes mathematicae}, pages = {213--215}, publisher = {mathdoc}, volume = {32}, year = {1987}, zbl = {0625.39012}, url = {http://geodesic.mathdoc.fr/item/AM2_1987__32_137185/} }
Janusz Walorski. On a functional inequality.. Aequationes mathematicae, Tome 32 (1987), pp. 213-215. http://geodesic.mathdoc.fr/item/AM2_1987__32_137185/