%0 Journal Article %A James Dibble %T Abelian subgroups of the fundamental group of a space with no conjugate points %J Groups, geometry, and dynamics %D 2021 %P 683-690 %V 15 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4171/ggd/618/ %R 10.4171/ggd/618 %F 10_4171_ggd_618