@article{GDZPPN002027046,
title = {Continuous Solutions of a Functional Equation of n-th Order},
journal = {Aequationes mathematicae},
volume = {9},
year = {1973},
pages = {257-259},
zbl = {0269.39005},
url = {http://dml.mathdoc.fr/item/GDZPPN002027046}
}
BARON, KAROL. Continuous Solutions of a Functional Equation of n-th Order. Aequationes mathematicae, Tome 9 (1973) pp. 257-259. http://gdmltest.u-ga.fr/item/GDZPPN002027046/