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@article{MV_1966_18_3_a0, author = {M. Hossz\'u}, title = {On some functional equations and on their classification}, journal = {Matemati\v{c}ki vesnik}, pages = {139 }, publisher = {mathdoc}, volume = {18}, number = {3}, year = {1966}, url = {http://geodesic.mathdoc.fr/item/MV_1966_18_3_a0/} }
M. Hosszú. On some functional equations and on their classification. Matematički vesnik, Tome 18 (1966) no. 3, p. 139 . http://geodesic.mathdoc.fr/item/MV_1966_18_3_a0/