@article{1178243276,
author = {\^Otsuki, Tominosuke},
title = {On parallel hypersurfaces of an elliptic hypersurface of second order in $E^{n+1}$},
journal = {Tohoku Math. J. (2)},
volume = {19},
number = {4},
year = {1967},
pages = { 251-266},
language = {en},
url = {http://dml.mathdoc.fr/item/1178243276}
}
Ôtsuki, Tominosuke. On parallel hypersurfaces of an elliptic hypersurface of second order in $E^{n+1}$. Tohoku Math. J. (2), Tome 19 (1967) no. 4, pp. 251-266. http://gdmltest.u-ga.fr/item/1178243276/