graph LR wuppertal[elpub.bib.uni-wuppertal.de] --- metha_wuppertal click wuppertal "http://elpub.bib.uni-wuppertal.de/servlets/OAIDataProvider?verb=ListRecords&metadataPrefix=oai_dc" _blank siegen[dspace.ub.uni-siegen.de] --- metha_siegen click siegen "https://dspace.ub.uni-siegen.de/oai/request?verb=ListRecords&metadataPrefix=xMetaDissPlus" _blank muenster[miami.uni-muenster.de] --- metha_muenster click muenster "https://repositorium.uni-muenster.de/oai/miami?verb=ListRecords&metadataPrefix=mets" _blank subgraph Harvesting metha_wuppertal["fa:fa-cogs metha"] metha_siegen["fa:fa-cogs metha"] metha_muenster["fa:fa-cogs metha"] end subgraph Transformation metha_wuppertal -->|Dublin Core| refine_wuppertal[fa:fa-cogs OpenRefine] metha_siegen -->|xMetaDissPlus| refine_siegen[fa:fa-cogs OpenRefine] metha_muenster -->|METS/MODS| refine_muenster[fa:fa-cogs OpenRefine] end subgraph OAI-PMH Data Provider refine_wuppertal -->|METS/MODS| oai_wuppertal["noah.opencultureconsulting.com/ubw/"] click oai_wuppertal "https://noah.opencultureconsulting.com/ubw/?verb=ListRecords&metadataPrefix=mets" _blank refine_siegen -->|METS/MODS| oai_siegen["noah.opencultureconsulting.com/ubs/"] click oai_siegen "https://noah.opencultureconsulting.com/ubs/?verb=ListRecords&metadataPrefix=mets" _blank refine_muenster -->|METS/MODS| oai_muenster["noah.opencultureconsulting.com/ulbm/"] click oai_muenster "https://noah.opencultureconsulting.com/ubm/?verb=ListRecords&metadataPrefix=mets" _blank end