References
- Huggins , M.L. and Mayer , J.E. 1933 . J. chem. Phys. , 1 : 643 – 643 .
- Murrell , J.N. 1974 . Orbital Theories of Molecules and Solids , Edited by: March , N.H. 311 – 311 . Clarendon Press .
- Sangster , M.J.L. and Dixon , M. 1976 . Adv. Phys. , 25 : 247 – 247 .
- Bounds , D.G. and Hinchliffe , A. 1980 . Molec. Phys. , 40 : 989 – 989 .
- Cochran , W. 1971 . Solid St. Sci. , 2 : 1 – 1 .
- Brumer , P. and Karplus , M. 1973 . J. chem. Phys. , 58 : 3903 – 3903 .
- Murrell , J.N. , Randic , M. and Williams , D.R. 1965 . Proc. R. Soc. A , 284 : 566 – 566 .
- Murrell , J.N. and Shaw , G. 1967 . J. chem. Phys. , 46 : 1768 – 1768 .
- Rittner , E.S. 1951 . J. chem. Phys. , 19 : 1030 – 1030 .
- Claverie , P. 1978 . Intermolecular Interactions from Diatomics to Biopolymers , Edited by: Pullman , B. 69 – 69 . Wiley .
- Williams , D.R. , Schaad , L.J. and Murrell , J.N. 1967 . J. chem. Phys. , 47 : 4916 – 4916 .
- Tennyson , J. and Murrell , J.N. 1981 . Molec. Phys. , 42 : 297 – 297 .
- van Duijneveldt , F.B. 1975 . IBM Jl Res. , 945 : 1 – 1 .
- Williams , J.E. and Streitweiser , A. 1974 . Chem. Phys. Lett. , 25 : 507 – 507 .
- Kahn , L.R. and Hay , P.J. 1974 . J. chem. Phys. , 61 : 3530 – 3530 .
- Botter , B.J. , Kooter , J.A. and Mulder , J.J.C. 1975 . Chem. Phys. Lett. , 33 : 532 – 532 .
- Murrell , J.N. and Texeira-Dias , J.J.C. 1971 . Molec. Phys. , 22 : 532 – 532 .