TY - RPRT TI - Diffusion Limit–Preserving Lumped DFEMs on AMR Meshes AU - Till, A. [Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)] (ORCID:0000000290635629) PY - 2024 DO - 10.1080/00295639.2024.2400437 UR - https://www.osti.gov/biblio/2515689 ID - 2515689 ER -