%0 Journal Article %A Matthias Köppe %A Sven Verdoolaege %T Computing parametric rational generating functions with a primal Barvinok algorithm %J The electronic journal of combinatorics %D 2008 %V 15 %U http://geodesic.mathdoc.fr/articles/10.37236/740/ %R 10.37236/740 %F 10_37236_740