@article{1102985889, author = {Kelley, J. L. and Spanier, E. H.}, title = {Euler characteristics.}, journal = {Pacific J. Math.}, volume = {27}, number = {3}, year = {1968}, pages = { 317-339}, language = {en}, url = {http://dml.mathdoc.fr/item/1102985889} }
Kelley, J. L.; Spanier, E. H. Euler characteristics.. Pacific J. Math., Tome 27 (1968) no. 3, pp. 317-339. http://gdmltest.u-ga.fr/item/1102985889/