@article{GDZPPN002042525,
title = {On two functional equations connected with the characterizations of the distance measures.},
journal = {Aequationes mathematicae},
volume = {53},
year = {1997},
pages = {242-263},
zbl = {0895.39007},
url = {http://dml.mathdoc.fr/item/GDZPPN002042525}
}
Riedel, Thomas; Sahoo, Prasanna K. On two functional equations connected with the characterizations of the distance measures.. Aequationes mathematicae, Tome 53 (1997) pp. 242-263. http://gdmltest.u-ga.fr/item/GDZPPN002042525/