TY - JOUR DO - 10.5169/seals-12315 DB - https://www.e-periodica.ch T1 - Approximations following from the maximum condition applied in theories of plasticity and earth pressure AU - Craemer, Hermann JF - IABSE Publications = Mémoires AIPC = IVBH Abhandlungen PB - IABSE Y1 - 1952 VL - 12 IS - SP - 79 SN - 0074-1426 ER -