Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
John Earman, Christopher Smeenk, Christian Wüthrich. Do the laws of physics forbid the operation of time machines?. Synthese, 169(1):91-124, 2009. [doi]
Abstract is missing.