%0 Journal Article %A McReynolds, D. B. %T Geometric Spectra and Commensurability %J Canadian journal of mathematics %D 2015 %P 184-197 %V 67 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-2014-003-9/ %R 10.4153/CJM-2014-003-9 %F 10_4153_CJM_2014_003_9