1. Triaxial testing at the Norwegian Geotechnical Institute;Berre;Geotechnical Testing Journal, ASTM,1982
2. Corrections for strength test data;Duncan;Jour. SM Div., Proc. ASCE,1967
3. Experimental study on deformation and strength characteristics of sand by torsional shear tests;Fukushima,1982
4. The effect of rubber on the measured triaxial compression strength of clay samples;Henkel;Géotechnique,1952
5. Modelling and minimization of membrane penetration effects in tests on granular soils;Molenkamp;Géotechnique,1981