TY - RPRT TI - A simple, optimally convergent, parameter-free discretization of diffusive terms with the discontinuous Galerkin method AU - Johnson, Philip E. AU - Johnsen, Eric PY - 2021 DO - 10.1016/j.jcp.2021.110595 UR - https://www.osti.gov/biblio/1813465 ID - 1813465 ER -