@article{AM2_1996__52_1-2_137660,
     author = {Luigi Paganoni and Gian Luigi Forti},
     title = {A system of functional equations related to plurality functions. {A} method for the construction of the solutions.},
     journal = {Aequationes mathematicae},
     pages = {135--156},
     publisher = {mathdoc},
     volume = {52},
     number = {1-2},
     year = {1996},
     zbl = {0861.39021},
     url = {http://geodesic.mathdoc.fr/item/AM2_1996__52_1-2_137660/}
}