* [[http://de.wikipedia.org/wiki/Metadatenformat|Metadatenformat]]
  * [[http://de.wikipedia.org/wiki/DCMI|dc]] //(Dublin Core Metadata Initiative)// [[http://dublincore.org/documents/2012/06/14/dcmi-terms/?v=elements|terms]]  
    * Properties in the /terms/ namespace: abstract, accessRights, accrualMethod, accrualPeriodicity, ...
    * Properties in the /elements/1.1/ namespace: contributor, coverage, creator, date, description, format, identifier, ...
    * ...
  * [[http://de.wikipedia.org/wiki/Learning_Objects_Metadata|LOM]] //(Learning Objects Metadata)//
  * [[http://de.wikipedia.org/wiki/Meta-Object_Facility|MOF]] //(Meta Object Facility)//