@article{1077377957,
author = {Lacher, R. C.},
title = {A disk in $n$ -space which lies on no $2$ -sphere},
journal = {Duke Math. J.},
volume = {35},
number = {1},
year = {1968},
pages = { 735-738},
language = {en},
url = {http://dml.mathdoc.fr/item/1077377957}
}
Lacher, R. C. A disk in $n$ -space which lies on no $2$ -sphere. Duke Math. J., Tome 35 (1968) no. 1, pp. 735-738. http://gdmltest.u-ga.fr/item/1077377957/