%0 Journal Article %A Lin, Jianfeng %T Pin(2)–equivariant KO–theory and intersection forms of spin 4–manifolds %J Algebraic and Geometric Topology %D 2015 %P 863-902 %V 15 %N 2 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2015.15.863/ %R 10.2140/agt.2015.15.863 %F 10_2140_agt_2015_15_863