1. C. R. Boston and G. P. Smith, J. Phys. Chem. 62, 409 (1958).JPCHAX0022-3654
2. C. K. Jørgensen, Mol. Phys. 1, 410 (1958).MOPHAM0026-8976
3. B. R. Sundheim and G. Harrington, J. Chem. Phys. 31, 700 (1959).JCPSA60021-9606
4. G. Harrington and B. R. Sundheim, Ann. N.Y. Acad. Sci. 79, 950 (1960).ANYAA90077-8923
5. D. M. Gruen and R. L. McBeth, Pure Appl. Chem. 6, 23 (1963).PACHAS0033-4545