@article{GDZPPN00209231X,
title = {A Splitting Theorem for Manifolds.},
journal = {Inventiones mathematicae},
volume = {34},
year = {1976},
pages = {69-170},
zbl = {0348.57017},
url = {http://dml.mathdoc.fr/item/GDZPPN00209231X}
}
Cappell, Sylvain E. A Splitting Theorem for Manifolds.. Inventiones mathematicae, Tome 34 (1976) pp. 69-170. http://gdmltest.u-ga.fr/item/GDZPPN00209231X/