1. Experiments with Planning Surfaces;Sottorf,1929
2. Experiments with Planning Surfaces;Sottorf,1934
3. Tank Tests of Flat and Vee-Botom Planning Surfaces;Shoemaker,1934
4. Hydrodynamic analysis of planing hulls;Savitsky;Mar. Technol.,1964
5. J.T. Everest, Some Research on the Hydrodynamics of Catamarans and Multihulled Vessels in Calm Water, National Physical Laboratory, NPL, Ship Division, Ship Report 128, 1968.