@incollection{400782, title = {Pexider's functional equation}, booktitle = {Jan Vil\'em Pexider (1874--1914)}, series = {GDML\_Books}, publisher = {Matfyzpress}, address = {Praha}, year = {2009}, pages = {51-56}, url = {http://dml.mathdoc.fr/item/400782} }
Netuka, Ivan. Pexider’s functional equation, dans Jan Vilém Pexider (1874–1914), GDML_Books, (2009), pp. 51-56. http://gdmltest.u-ga.fr/item/400782/