[edited by] Itzal Zabala. [edited by] Anil Nanda. [edited by] Gopal H. Badlani. [edited by] Einar Haugen. [edited by] Kai Jakobs. [edited by] R. Narayan. [edited by] Brian K. Walsh. [edited by] Brian E. Lacy. [edited by] Bruce Chabner. [edited by] China Railway.