= Metadata =

The "DFG Practical Guidelines on Digitisation" 
([http://www.dfg.de/forschungsfoerderung/wissenschaftliche_infrastruktur/lis/download/praxisregeln_digitalisierung.pdf German], [http://www.dfg.de/forschungsfoerderung/wissenschaftliche_infrastruktur/lis/download/praxisregeln_digitalisierung_en.pdf English]) discuss some metadata issues.

Dublin Core Metadata Initiative: 
  * [http://dublincore.org/ homepage]
  * [http://dublincore.org/documents/dcmi-terms/ DCMI Metadata Terms]
  * Guidelines for implementing Dublin Core in XML: [http://dublincore.org/documents/2003/04/02/dc-xml-guidelines/ 2003 version], [http://dublincore.org/documents/dc-xml/ 2006 working draft]

The [https://itgroup.mpiwg-berlin.mpg.de:8080/tracs/mpdl-project-content/browser/trunk/schema/echo/echo-metadata.rnc metadata module] in our Relax NG compact schema.