@article{10_4171_ggd_734,
     author = {Martin Deraux},
     title = {On the geometry of a {Picard} modular group},
     journal = {Groups, geometry, and dynamics},
     pages = {1393--1416},
     year = {2023},
     volume = {17},
     number = {4},
     doi = {10.4171/ggd/734},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/734/}
}