%0 Journal Article %A EMMANUEL KOWALSKI %A YONGXIAO LIN %A PHILIPPE MICHEL %A WILL SAWIN %T PERIODIC TWISTS OF $\operatorname{GL}_{3}$-AUTOMORPHIC FORMS %J Forum of Mathematics, Sigma %D 2020 %V 8 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1017/fms.2020.7/ %R 10.1017/fms.2020.7 %G en %F 10_1017_fms_2020_7