%0 Journal Article %A JORDAN, JONATHAN %T COMB GRAPHS AND SPECTRAL DECIMATION %J Glasgow mathematical journal %D 2009 %P 71-81 %V 51 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089508004540/ %R 10.1017/S0017089508004540 %F 10_1017_S0017089508004540