@article{01633491,
title = {Parallel immersions into spaces of constant curvature and conformal transformations.},
journal = {General Mathematics},
volume = {5},
year = {1997},
pages = {401-407},
zbl = {0987.53005},
language = {en},
url = {http://dml.mathdoc.fr/item/01633491}
}
Wegner, Bernd. Parallel immersions into spaces of constant curvature and conformal transformations.. General Mathematics, Tome 5 (1997) pp. 401-407. http://gdmltest.u-ga.fr/item/01633491/