@article{AM2_1987__32_137187,
     author = {F. Rad\'o and John A. Baker},
     title = {Pexider's equation and aggregation of allocations.},
     journal = {Aequationes mathematicae},
     pages = {227--239},
     publisher = {mathdoc},
     volume = {32},
     year = {1987},
     zbl = {0625.39007},
     url = {http://geodesic.mathdoc.fr/item/AM2_1987__32_137187/}
}