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2. Inhomogeneous Electron Gas
3. Density-functional theory of atoms and molecules;Parr,1989
4. Molecular polarizability in conformation analysis of a few biopolymers;Murthy;Ind. J. Biochem. Biophys.,1979
5. Susceptibility and conformation of nucleic acid bases;Murthy;Ind. J. Phys.,1991