TY - JOUR T1 - Towards efficient and robust elements for 3D-soil plasticity JO - Computers & Structures PY - 1999/12/01 AU - de Borst R AU - Groen AE ED - DO - DOI: 10.1016/s0045-7949(98)00151-5 PB - Elsevier BV VL - 70 IS - 1 SP - 23 EP - 34 Y2 - 2024/10/23 ER -