@article{1178228534,
author = {Mori, Hiroshi},
title = {Rotational surfaces in a pseudo-Riemannian $3$-sphere},
journal = {Tohoku Math. J. (2)},
volume = {38},
number = {4},
year = {1986},
pages = { 29-36},
language = {en},
url = {http://dml.mathdoc.fr/item/1178228534}
}
Mori, Hiroshi. Rotational surfaces in a pseudo-Riemannian $3$-sphere. Tohoku Math. J. (2), Tome 38 (1986) no. 4, pp. 29-36. http://gdmltest.u-ga.fr/item/1178228534/