@article{Himmel:2017,
author
=
"M.Himmel",
title
=
"Complementary results to Heuver's characterization of logarithmic functions",
journal
=
"Annales Mathematicae Silesianae",
volume
=
"Vol. 31",
number
=
"iss. 1",
pages
=
"99--106",
year
=
"2017",
}