O IAGR 2010 214 Estadistica
Gonzalo - Grupos de Dimension Cohomologica Uno
Harvard Notes
Siebenmann Thesis
Arciniega
1009.4227
Rumynin - Reflection Groups
Michor - Reflection Groups on Riemannian Manifolds
Feragen - A Topological Manifold is Homotopy Equivalent to Some CW-Complex
955Ass1_2010
section4-2
Bridson - Metric Spaces of Non-Positive Curvature