%0 Journal Article %A Januszkiewicz, Tadeusz %A Świątkowski, Jacek %T Simplicial nonpositive curvature %J Publications Mathématiques de l'IHÉS %D 2006 %P 1-85 %V 104 %I Springer %U http://archive.numdam.org/articles/10.1007/s10240-006-0038-5/ %R 10.1007/s10240-006-0038-5 %G en %F PMIHES_2006__104__1_0