TY - CONF T1 - Anisotropic gradient damage with the microplane model JO - COMPUTATIONAL MODELLING OF CONCRETE STRUCTURES, VOLS 1 AND 2 PY - 1998/01/01 AU - Kuhl E AU - Ramm E AU - de Borst R ED - SP - 103 EP - 112 Y2 - 2024/12/22 ER -