@article{GDZPPN00204059X,
title = {One-parameter system of functional equations.},
journal = {Aequationes mathematicae},
volume = {47},
year = {1994},
pages = {50-59},
zbl = {0828.39015},
url = {http://dml.mathdoc.fr/item/GDZPPN00204059X}
}
Paganoni Marzegalli, Stefania. One-parameter system of functional equations.. Aequationes mathematicae, Tome 47 (1994) pp. 50-59. http://gdmltest.u-ga.fr/item/GDZPPN00204059X/