[DR-RG] reports: metadata + architecture

Dear members of the Digital Repositories RG, please find attached two of the documents that emerged from the various meetings and discussions we had in this forum. * (Metadata) Case Studies for Digital Repositories - (one iteration of comments) * Federating Repositories - Reference Framework and Best Practices (first contribution) We are currently investigating in organising a meeting at the upcoming OGF28 in Munich, and look forward to continue our discussions. best wishes, aA