References
- Goodby , J. W. and Gray , G. W. 1976 . J. Phys. (Paris) , 37 : 17
- Harrison , K. J. and Gray , G. W. 1971 . Symposia of the Faraday Soc. , 5 : 54
- Clemson , A. D. 1974 . University of Hull . B.Sc., Research Report
- McMillan , W. L. 1973 . Phys. Rev. , A8 : 1921
- Lösche , A. , Grande , S. and Eider , K. 1973 . First Specialized “Colloque Ampére,” , 103 Poland : Krakow .
- Lösche , A. and Grande , S. 18th Ampére Congress . Nottingham. pp. 201
- Wulf , A. 1975 . Phys. Rev. , A11 : 365
- McDonnel , D. G. and Gray , G. W. to be published in Mol. Cryst. Liq. Cryst