The sope of this paper is to pursue the investigations of properties of derivative functions initiated by Cauchy, Duhamel, Dini and Lebesgue.
@article{bwmeta1.element.bwnjournal-article-fmv2i1p19bwm, author = {Witold Wilkosz}, title = {Some properties of derivative functions}, journal = {Fundamenta Mathematicae}, volume = {2}, year = {1921}, pages = {145-154}, zbl = {48.0274.01}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv2i1p19bwm} }
Wilkosz, Witold. Some properties of derivative functions. Fundamenta Mathematicae, Tome 2 (1921) pp. 145-154. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv2i1p19bwm/