There isn't one, but the protocol has the same requirements as SRU and OpenURL. Rob On Tue, 19 May 2009, Ray Denenberg wrote: > From: "Dr R. Sanderson" <[log in to unmask]> >> Yes, in principle. Also OAI-PMH metadata formats would be good to bring >> into line as well. > > Can you point me to the OAI metadata format registry (I hunted around but > can't find it). Thanks. > > --Ray >