@article{bwmeta1.element.bwnjournal-article-fmv58i1p18bwm,
author = {Karl Menger and H. Whitlock},
title = {Two theorems on the generation of systems of functions},
journal = {Fundamenta Mathematicae},
volume = {58},
year = {1966},
pages = {229-240},
zbl = {0168.26702},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv58i1p18bwm}
}
Menger, Karl; Whitlock, H. Two theorems on the generation of systems of functions. Fundamenta Mathematicae, Tome 58 (1966) pp. 229-240. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv58i1p18bwm/