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Mills, I. (1958) Vibrational intensities in methane. Molecular Physics, 1 (2). pp. 107-122. ISSN 1362-3028 doi: https://doi.org/10.1080/00268975800100141

Mills, I. (1958) Wave functions for the methane molecule. Molecular Physics, 102 (2). pp. 99-106. ISSN 1362-3028 doi: https://doi.org/10.1080/00268975800100131

Mills, I., Person, W. B., Scherer, J. R. and Crawford, Jnr., B. (1958) Vibrational intensities IX: C2F6, extension and revision. The Journal of Chemical Physics, 28. pp. 851-853. ISSN 0021-9606 doi: https://doi.org/10.1063/1.1744282