Use-cases-variables-and-datasetfiles.md

@@ -8,7 +8,9 @@
   - The central within GESIS storage of all metadata wrt studies
   - Only persons with access rights to the study or studygroup can access 
 
-* **external central storage**: All published and versioned information's like the DBK/ExploreData currently provides
+* **external central storage**: 
+  - All published and versioned information's like the DBK/ExploreData currently provides
+  - External entities can access the information via OAI, download, search, etc
 
 * dataset file: The actual stata or SPSS file
 * variables: from the imported dataset file read variables