Changes between Version 22 and Version 23 of echo-schema

Timestamp:

Feb 23, 2011, 3:06:35 PM (14 years ago)

Author:

Wolfgang Schmidle

Comment:

--

echo-schema

@@ -172 +172 @@
 
  * <dcterms:identifier>
- * <dcterms:title>, <dcterms:alternative>
+
+Bibliographisch:
+ * <dcterms:title> +, <dcterms:alternative> *
    * <dcterms:alternative> refines <dcterms:title>
- * <dcterms:creator>, <dcterms:contributor>
+ * <dcterms:creator> +, <dcterms:contributor> *
   * <dcterms:contributor> refines <dcterms:creator>
- * <dcterms:publisher>
- * <dcterms:language>
- * <dcterms:date>
- * <dcterms:description>
- * <dcterms:rights>, <dcterms:license>, <dcterms:accessRights>
+ * <dcterms:publisher> *
+ * <dcterms:language>+
+ * <dcterms:date> ?
+ * <dcterms:description> *
+
+Lizenz:
+ * <dcterms:rights> *, <dcterms:license> *, <dcterms:accessRights>
   * <dcterms:license> may be text or a URI.
   * <dcterms:license> and <dcterms:accessRights> refine <dcterms:rights>
- * <dcterms:rightsHolder>
- * <dcterms:provenance>
- * <dcterms:dateCopyrighted>
+ * <dcterms:rightsHolder> *
+ * <dcterms:provenance> *
+ * <dcterms:dateCopyrighted> ?
   * <dcterms:dateCopyrighted> refines <dcterms:date>
 
+Dabei meint + "mindestens einmal", * "beliebig oft", ? "höchstens einmal". Ohne Symbol heißt "genau einmal". Verpflichtend sind also:
+ * <dcterms:identifier>
+ * <dcterms:title>
+ * <dcterms:creator>
+ * <dcterms:language>
+ * <dcterms:accessRights>
+ 
 ==== other metadata