%0 Journal Article %A Weller, Stephan %A Basting, Steffen %T Efficient preconditioning of variational time discretization methods for parabolic Partial Differential Equations %J ESAIM: Mathematical Modelling and Numerical Analysis %D 2015 %P 331-347 %V 49 %N 2 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/m2an/2014036/ %R 10.1051/m2an/2014036 %G en %F M2AN_2015__49_2_331_0