Evaluation of Detached Eddy Simulations for predicting the flow over periodic hills S. Šarić, S. Jakirlić, M. Breuer, B. Jaffrézic, G. Deng, O. Chikhaoui, J. Fröhlich, D. von Terzi, M. Manhart and N. Peller ESAIM: Proc., 16 (2007) 133-145 Published online: 02 March 2007 DOI: 10.1051/proc:2007016