@article{IM_1987__90_143517,
     author = {F. Xavier and B. Smyth},
     title = {Efimov's theorem in dimension greater than two.},
     journal = {Inventiones mathematicae},
     pages = {443--450},
     publisher = {mathdoc},
     volume = {90},
     year = {1987},
     zbl = {0642.53007},
     url = {http://geodesic.mathdoc.fr/item/IM_1987__90_143517/}
}