%0 Journal Article %A Geoffrey R. Goodson %T Spectral properties of ergodic dynamical systems conjugate to their composition squares %J Colloquium Mathematicum %D 2007 %P 99-118 %V 107 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm107-1-10/ %R 10.4064/cm107-1-10 %G en %F 10_4064_cm107_1_10