%0 Journal Article %A Bunke, Ulrich %T On the topological contents of η–invariants %J Geometry & topology %D 2017 %P 1285-1385 %V 21 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.2140/gt.2017.21.1285/ %R 10.2140/gt.2017.21.1285 %F GT_2017_21_3_a0