@article{bwmeta1.element.desklight-8b2a7446-401e-4a23-a2aa-7e585931de08,
author = {Kazimierz Dankiewicz},
title = {On approximate solutions of a functional equation in the class of differentiable functions},
journal = {Annales Polonici Mathematici},
volume = {49},
year = {1989},
pages = {247-252},
zbl = {0674.39014},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-8b2a7446-401e-4a23-a2aa-7e585931de08}
}
Kazimierz Dankiewicz. On approximate solutions of a functional equation in the class of differentiable functions. Annales Polonici Mathematici, Tome 49 (1989) pp. 247-252. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-8b2a7446-401e-4a23-a2aa-7e585931de08/