Related papers: Black Holes and Open Strings

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This paper has been withdrawn by the author due to errors and bad formalization.

Withdrawn due to extensions and submission as another paper.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author, due to errors in the figures.

This paper is withdrawn. The revised paper appears in chao-dyn/9904020

Major mistake. The paper has been withdrawn.

This paper has been withdrawn.

This paper has been withdrawn.

This paper has been withdrawn by the author

This paper has been withdrawn by the author

This paper is withdrawn by the authors

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This paper has been withdrawn since its content is included in the more general version arXiv:0804.1882

This paper had been withdrawed

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This paper has been retracted, for obvious reasons.

This paper has been withdrawn by the author due to some mistakes

This paper was withdrawn by the author due to a fatal error.

The paper has been withdrawn.