@ARTICLE{Ahlborn2002fdr,
         AUTHOR = {Ahlborn, B.\ and
                   Seto, M.~L.\ and
                   Noack, B.~R.},
         YEAR   = 2002,
         TITLE  = {On drag, {S}trouhal number and vortex street structure},
         JOURNAL= {Fluid Dyn.\ Res.},
         VOLUME = {30},
         PAGES  = {379--399}}