@article{10_1090_S0894_0347_1992_1135928_4,
     author = {Culler, Marc and Shalen, Peter B.},
     title = {Paradoxical decompositions, 2-generator {Kleinian} groups, and volumes of hyperbolic 3-manifolds},
     journal = {Journal of the American Mathematical Society},
     pages = {231--288},
     publisher = {mathdoc},
     volume = {05},
     number = {2},
     year = {1992},
     doi = {10.1090/S0894-0347-1992-1135928-4},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-1992-1135928-4/}
}