@article{10_4171_ggd_398,
     author = {Julien Paupert and Pierre Will},
     title = {Real reflections, commutators, and cross-ratios in complex hyperbolic space},
     journal = {Groups, geometry, and dynamics},
     pages = {311--352},
     year = {2017},
     volume = {11},
     number = {1},
     doi = {10.4171/ggd/398},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/398/}
}