%0 Journal Article %A Laurent Bartholdi %A Thorsten Groth %A Igor Lysenok %T Commutator width in the first Grigorchuk group %J Groups, geometry, and dynamics %D 2022 %P 493-522 %V 16 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4171/ggd/666/ %R 10.4171/ggd/666 %F 10_4171_ggd_666