@article{AM2_1985__28_137043,
     author = {Claudi Alsina},
     title = {A characterization of convolution and related operations.},
     journal = {Aequationes mathematicae},
     pages = {88--93},
     publisher = {mathdoc},
     volume = {28},
     year = {1985},
     zbl = {0566.39013},
     url = {http://geodesic.mathdoc.fr/item/AM2_1985__28_137043/}
}