Comparing ROAR and OpenDOAR
Peter Suber · 2006
Stevan Harnad, ROAR to DOAR, Open Access Archivangelism, January 29, 2006. Comparing the strengths and weaknesses of the Registry of Open Access Repositories (ROAR) and the Directory of Open Access Repositories (OpenDOAR). Excerpt: Update. Also see the discussion thread on Harnad's comments in the AmSci OA Forum.