On the functional equation f(...(x) + g(y)) = ..(x) * h(x+y). (Short Communication).
Lundberg, A.
Aequationes mathematicae, Tome 15 (1977), p. 309-310 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1977-01-01
EUDML-ID : urn:eudml:doc:136666 
@article{GDZPPN002030292,
     title = {On the functional equation f(...(x) + g(y)) = ..(x) * h(x+y). (Short Communication).},
     journal = {Aequationes mathematicae},
     volume = {15},
     year = {1977},
     pages = {309-310},
     zbl = {0433.39011},
     url = {http://dml.mathdoc.fr/item/GDZPPN002030292}
}

Lundberg, A. On the functional equation f(...(x) + g(y)) = ..(x) * h(x+y). (Short Communication).. Aequationes mathematicae, Tome 15 (1977) pp. 309-310. http://gdmltest.u-ga.fr/item/GDZPPN002030292/