@article{GDZPPN002031329,
title = {Functional equations on restricted domains.},
journal = {Aequationes mathematicae},
volume = {18},
year = {1978},
pages = {1-34},
zbl = {0386.39002},
url = {http://dml.mathdoc.fr/item/GDZPPN002031329}
}
Kuczma, Marek. Functional equations on restricted domains.. Aequationes mathematicae, Tome 18 (1978) pp. 1-34. http://gdmltest.u-ga.fr/item/GDZPPN002031329/