@article{GDZPPN00203297X,
title = {The general solution of a functional equation related to the mixed theory of information.},
journal = {Aequationes mathematicae},
volume = {22},
year = {1981},
pages = {90-96},
zbl = {0462.39003},
url = {http://dml.mathdoc.fr/item/GDZPPN00203297X}
}
Maksa, Gy. The general solution of a functional equation related to the mixed theory of information.. Aequationes mathematicae, Tome 22 (1981) pp. 90-96. http://gdmltest.u-ga.fr/item/GDZPPN00203297X/