@article{bwmeta1.element.desklight-4aebfc12-fd8a-4d1f-bc28-810b4252bcc8,
author = {M. Kuczma},
title = {On a new characterization of the exponential functions},
journal = {Annales Polonici Mathematici},
volume = {20},
year = {1968},
pages = {39-46},
zbl = {0167.45003},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-4aebfc12-fd8a-4d1f-bc28-810b4252bcc8}
}
M. Kuczma. On a new characterization of the exponential functions. Annales Polonici Mathematici, Tome 20 (1968) pp. 39-46. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-4aebfc12-fd8a-4d1f-bc28-810b4252bcc8/