@article{GDZPPN00203347X,
title = {A class of symmetric biadditive functionals.},
journal = {Aequationes mathematicae},
volume = {22},
year = {1981},
pages = {169-174},
zbl = {0515.15008},
url = {http://dml.mathdoc.fr/item/GDZPPN00203347X}
}
Fischer, P.; Mokansi, J.P. A class of symmetric biadditive functionals.. Aequationes mathematicae, Tome 22 (1981) pp. 169-174. http://gdmltest.u-ga.fr/item/GDZPPN00203347X/