Related papers: From time to causality

This paper has been withdrawn because the part concerning the definition of global hyperbolicity has already been included in an expanded and clearer way in gr-qc/0611138. The remainder will be also extended and posted.

This paper has been withdrawn because the content has been substantially improved in a later paper, arXiv:0806.1165.

This paper has been withdrawn by the author due to some inaccurate descriptions in the section of INTRODUCTION and CONCLUSIONS.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author due to a crucial error in the submission action.

This paper has been withdrawn by the author(s) and included into the new version of "An extension theorem for separately holomorphic functions with singularities", math.CV/0104089.

This paper has been withdrawn by the author due to similarity to Author's other paper

This paper has been withdrawn by the author.

This paper has been withdrawn by the author because it needs to be rewritten completely.

This paper has been withdrawn by the author because overcame by arXiv:0910.4694

This paper has been withdrawn.

This paper has been withdrawn by the author(s)

This paper has been withdrawn.

Paper withdrawn due to conceptual mistakes. A corrected version will soon be available at the gr-qc archive.

This paper has been withdrawn because the new one gr-qc/0512095 includes all its results (as well as those in gr-qc/0507018), in a clearer way.

This paper has been withdrawn by the author(s) in the light of several other works available and due to a misunderstanding in the authorships.

This paper has been withdrawn by the author due to the appearence of enlarged version with one new author name more (hep-ph/0012293).

This paper has been withdrawn by the author.

This paper has been withdrawn.

This paper has been withdrawn by the authors.