@article{CRMATH_2017__355_1_94_0,
     author = {Ludwig, Ursula},
     title = {An index formula for the intersection {Euler} characteristic of an infinite cone},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {94--98},
     year = {2017},
     publisher = {Elsevier},
     volume = {355},
     number = {1},
     doi = {10.1016/j.crma.2016.11.003},
     language = {en},
     url = {https://www.numdam.org/articles/10.1016/j.crma.2016.11.003/}
}