A local time-stepping Discontinuous Galerkin algorithm for the MHD systemChristoph Altmann, Thomas Belat, Michael Gutnic, Philippe Helluy, Hélène Mathis, Éric Sonnendrücker, Wilfredo Angulo and Jean-Marc HérardESAIM: Proc., 28 (2009) 33-54DOI: https://doi.org/10.1051/proc/2009038