%0 Journal Article
%A Hans-Peter Helfrich
%T Error Estimates for Semidiscrete Galerkin Type Approximations for Semilinear Evolution Equations with Nonsmooth Initial Data.
%J Numerische Mathematik
%D 1987
%P 559-570
%V 51
%I mathdoc
%U http://geodesic.mathdoc.fr/item/NUMA_1987__51_133213/
%F NUMA_1987__51_133213