@article{JRAM_1992__426_153406,
     author = {R. Brooks and P. Petersen and P. Perry},
     title = {Compactness and finiteness theorems for isospectral manifolds.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {67--90},
     publisher = {mathdoc},
     volume = {426},
     year = {1992},
     zbl = {0737.53038},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1992__426_153406/}
}