@article{1178243245, author = {Flaherty, F. J.}, title = {Spheres and cells in negatively curved spaces}, journal = {Tohoku Math. J. (2)}, volume = {19}, number = {4}, year = {1967}, pages = { 406-410}, language = {en}, url = {http://dml.mathdoc.fr/item/1178243245} }
Flaherty, F. J. Spheres and cells in negatively curved spaces. Tohoku Math. J. (2), Tome 19 (1967) no. 4, pp. 406-410. http://gdmltest.u-ga.fr/item/1178243245/