%0 Journal Article %A Mariam Pirashvili %T Crossed modules and symmetric cohomology of groups %J Homology, homotopy, and applications %D 2020 %P 123-134 %V 22 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4310/HHA.2020.v22.n2.a7/ %R 10.4310/HHA.2020.v22.n2.a7 %G en %F HHA_2020_22_2_a6