%0 Journal Article %A Bou-Rabee, Khalid %A Hooper, W Patrick %T The extrinsic primitive torsion problem %J Algebraic and Geometric Topology %D 2020 %P 3329-3376 %V 20 %N 7 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2020.20.3329/ %R 10.2140/agt.2020.20.3329 %F 10_2140_agt_2020_20_3329