Media type: E-Article Title: Bounded 3-manifolds admit negatively curved metrics with concave boundary Contributor: Hass, Joel Published: International Press of Boston, 1994 Published in: Journal of Differential Geometry, 40 (1994) 3 Language: Not determined DOI: 10.4310/jdg/1214455774 ISSN: 0022-040X Keywords: Geometry and Topology ; Algebra and Number Theory ; Analysis Origination: Footnote: Access State: Open Access