%0 Journal Article %A Roberts, Lawrence %T A type A structure in Khovanov homology %J Algebraic and Geometric Topology %D 2016 %P 3653-3719 %V 16 %N 6 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2016.16.3653/ %R 10.2140/agt.2016.16.3653 %F 10_2140_agt_2016_16_3653