The trouble with reference rot.

The article focuses on broken hyperlink references in research papers (reference rot) and methods to combat this problem. It states online archiving services like the Internet Archive and Harvard Law School Library's web-archiving service Perma allow researchers to store permanent copies of webpages as they viewed it when preparing manuscripts. It talks about the web archive project Memento which provides users access to all saved version of the web page and allow access to web-at-large links.