Related papers: Two-component spinor Lie derivatives and spinor-ga…

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This paper has been withdrawn by the author. A much more revised version is available as arXiv:0909.4238.

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This paper has been withdrawn by the authors; its contents are superseded by that of hep-th/0105305 and hep-th/0212275.

This paper has been withdrawn by the author due to similarity to Author's other paper

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This paper has been withdrawn by the authors. A substantially altered paper will be submitted incorporating major corrections, additions and improvements.

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This paper has been withdrawn, pending revision of the main conclusion, in the light of the criticism of cond-mat/0302043.

%auto-ignore The paper has been withdrawn by authors. The completely revised version can be found under the following preprint-no: hep-ph/9910282.

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