@article{3146,
author = {Craveiro de Carvalho, F.J.},
title = {Projections of transnormal twisted spheres},
journal = {Portugaliae mathematica},
volume = {45},
year = {1988},
pages = {347-349},
zbl = {0664.53027},
mrnumber = {0982903},
language = {en},
url = {http://dml.mathdoc.fr/item/3146}
}
Craveiro de Carvalho, F.J. Projections of transnormal twisted spheres. Portugaliae mathematica, Tome 45 (1988) pp. 347-349. http://gdmltest.u-ga.fr/item/3146/