Das, DebashisMandal, B NChakrabarti, Arijit2011-08-082011-08-082008Fluid dynamics research,V40,P252-272http://hdl.handle.net/10263/2377enLinear theorySingle and two layer fluidFree surface boundary conditionEnergy identitiesEnergy identities in water wave scattering with higher order boundary conditionArticle