1. R. M. Barrer, Proc. Roy. Soc. (London) A161, 476 (1937).PRLAAZ1364-5021
2. A. D. Crowell and D. M. Young, Trans. Faraday Soc. 49, 1080 (1953).TFSOA40014-7672
3. G. Kraus, Progress Report No. 2, University of Cincinnati, Army Air Force Contract AF33 (616) 231, (1953) (as quoted in reference 6).
4. A. D. Crowell, J. Chem. Phys. 26, 1407 (1957).JCPSA60021-9606
5. E. L. Pace, J. Chem. Phys. 27, 1341 (1957).JCPSA60021-9606