@article{10_4007_annals_2008_168_915,
     author = {Benson Farb and Shmuel Weinberger},
     title = {Isometries, rigidity and universal covers},
     journal = {Annals of mathematics},
     pages = {915--940},
     publisher = {mathdoc},
     volume = {168},
     number = {3},
     year = {2008},
     doi = {10.4007/annals.2008.168.915},
     mrnumber = {2456886},
     zbl = {1175.53055},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4007/annals.2008.168.915/}
}