Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{GFA_1996__6_1_58244, author = {U. Lang}, title = {The {Trapping} {Property} of {Totally} {Geodesic} {Hyperplanes} in {Hadamard} {Spaces.}}, journal = {Geometric and functional analysis}, pages = {689--702}, publisher = {mathdoc}, volume = {6}, number = {1}, year = {1996}, zbl = {0865.53028}, url = {http://geodesic.mathdoc.fr/item/GFA_1996__6_1_58244/} }
U. Lang. The Trapping Property of Totally Geodesic Hyperplanes in Hadamard Spaces.. Geometric and functional analysis, Tome 6 (1996) no. 1, pp. 689-702. http://geodesic.mathdoc.fr/item/GFA_1996__6_1_58244/