@article{bwmeta1.element.bwnjournal-article-smv29i1p1bwm,
author = {Donald Solomon},
title = {On differentiability of vector-valued functions of a real variable},
journal = {Studia Mathematica},
volume = {28},
year = {1967},
pages = {1-4},
zbl = {0179.19102},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-smv29i1p1bwm}
}
Solomon, Donald. On differentiability of vector-valued functions of a real variable. Studia Mathematica, Tome 28 (1967) pp. 1-4. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-smv29i1p1bwm/