@article{bwmeta1.element.bwnjournal-article-fmv133i1p9bwm,
author = {L. Loveland},
title = {When a subset of $E^n$ locally lies on a sphere},
journal = {Fundamenta Mathematicae},
volume = {132},
year = {1989},
pages = {101-112},
zbl = {0716.57014},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv133i1p9bwm}
}
Loveland, L. When a subset of $E^n$ locally lies on a sphere. Fundamenta Mathematicae, Tome 132 (1989) pp. 101-112. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv133i1p9bwm/