1. A simple analysis of the load capacity of rigid footings on granular materials;Butterfield;Geotech,1980
2. Load-path dependent stability of shallow footings, Discussion;Butterfield;Soils and Foundations,1985
3. A new approach to safety factors for shallow foundations: load combination factors as a basis for risk assessment;Butterfield,1993
4. The use of physical models in design, Discussion;Butterfield,1979
5. Optimisation of gravity based design for subsea applications;Fisher,2003