@article{JRAM_1988__390_153063,
     author = {Robert Brooks},
     title = {Injectivity radius and low eigenvalues of hyperbolic manifolds.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {117--129},
     publisher = {mathdoc},
     volume = {390},
     year = {1988},
     zbl = {0641.53041},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1988__390_153063/}
}