@article{GDZPPN002327961,
title = {An Euler-Poincar\'e Characteristic for Improper Intersections.},
journal = {Mathematische Annalen},
volume = {275},
year = {1986},
pages = {257-273},
zbl = {0604.14001},
url = {http://dml.mathdoc.fr/item/GDZPPN002327961}
}
Vogel, Wolfgang; Stückrad, Jürgen. An Euler-Poincaré Characteristic for Improper Intersections.. Mathematische Annalen, Tome 275 (1986) pp. 257-273. http://gdmltest.u-ga.fr/item/GDZPPN002327961/