Related papers: Generalized Continuous Variables Quantum Key Distr…

The paper was retracted.

This paper has been withdrawn. See quant-ph/9806031 for a discussion.

This paper was withdrawn by the author. It turns out that similar ideas have been presented before. The author apologizes.

This paper has been withdrawn by the author because in the main text some discussion parts were inadvertently added by mistake.

This paper has been withdrawn by the author due to the presented idea is wrong.

This paper has been withdrawn by the authors due to a crucial error.

This paper has been withdrawn at the author's request.

This paper has been withdrawn by the author due to errors.

This paper was withdrawn on 20.11.97.

This paper has been withdrawn by the author(s), due a crucial error on the entanglement of $\Gamma$ registers.

This paper has been withdrawn by the author, due a crucial error in Eq. 6.

This paper has been withdrawn by the author.

This paper was withdrawn by the author.

This paper has been withdrawn due to a crucial theoretical error.

The paper is withdrawn.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author because the conclusions reached in it are incorrect.

This paper has been withdrawn by the author(s),

This paper has been withdrawn by the author due to the need for further revision.

This paper has been withdrawn, and will be superseded by another submission.