@article{AM2_1987__32_137173,
     author = {Carl Sundberg and Carl Wagner},
     title = {A functional equation arising in multi-agent statistical decision theory.},
     journal = {Aequationes mathematicae},
     pages = {32--37},
     publisher = {mathdoc},
     volume = {32},
     year = {1987},
     zbl = {0619.39010},
     url = {http://geodesic.mathdoc.fr/item/AM2_1987__32_137173/}
}