TY - RPRT TI - A smooth contact algorithm for the combined finite discrete element method AU - Lei, Zhou AU - Rougier, Esteban AU - Euser, Bryan Jeffry AU - Munjiza, Antonio PY - 2020 DO - 10.1007/s40571-020-00329-2 UR - https://www.osti.gov/biblio/1760571 ID - 1760571 ER -