%0 Journal Article %A Pennig, Ulrich %T Exponential functors, R–matrices and twists %J Algebraic and Geometric Topology %D 2020 %P 1279-1324 %V 20 %N 3 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2020.20.1279/ %R 10.2140/agt.2020.20.1279 %F 10_2140_agt_2020_20_1279