@article{GDZPPN002036312,
title = {The cardinality of the set of discontinuous solutions of a class of functional equations.},
journal = {Aequationes mathematicae},
volume = {33},
year = {1987},
pages = {58-62},
zbl = {0616.39003},
url = {http://dml.mathdoc.fr/item/GDZPPN002036312}
}
Benz, Walter. The cardinality of the set of discontinuous solutions of a class of functional equations.. Aequationes mathematicae, Tome 33 (1987) pp. 58-62. http://gdmltest.u-ga.fr/item/GDZPPN002036312/