%0 Journal Article %A Martin Deraux %T On the geometry of a Picard modular group %J Groups, geometry, and dynamics %D 2023 %P 1393-1416 %V 17 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4171/ggd/734/ %R 10.4171/ggd/734 %F 10_4171_ggd_734