A webpage’s URL is often referred to as its address, but frequently it is more like a short-term sublet than a permanent home. This article discusses the problem of link rot in legal citations and advocates for law reviews to adopt DOIs and Perma as complementary solutions.
Nick Szydlowski. "A Dead Link or a Final Resting Place: Link Rot in Legal Citations." AALL Spectrum 18, no.6 (2014): 711-8.