1. The changeable interaction between soils and pressure cells: tests and reviews at the Waterways Experiments Station;Hvorslev;US Army Eng Waterways Experiment Station, Techn Rep S-76-7,1976
2. Evaluation of the Glötzl stress gauge for use in concrete structures;Grainger;Central Electricity Research Laboratories, Laboratory note RD/L/N 51/78,1978
3. Measurement of pressure between a rigid wall and a compressible medium by means of pressure cells;Askegaard;Acta Polytechnica Scandinavica,1961
4. Stress and strain measurements in solid materials;Askegaard;Structural Research Laboratory, Technical University of Denmark, Report R92,1978
5. The determination of the elastic field of an ellipsoidal inclusion and related problems;Eshelby,1957