Alf Eaton posts today to point to the new WebCite service. This is going to be very useful. Don’t think so? Well there’s plenty of research to show that link atrophy is a big problem in scientific literature:
Persistence of Web References in Scientific Research
See also: A study of missing Web-cites in scholarly articles: towards an evaluation framework which reports that “[a]fter evaluating 2162 bibliographic references it was found that 48.1% (1041) of all citations used in the papers referred to a Web-located resource. A significant number of references to URLs were found to be missing (45.8%)…”