diff --git a/pages/knowledge managment.md b/pages/knowledge managment.md
index a2209ad..ad4b9f3 100644
--- a/pages/knowledge managment.md	
+++ b/pages/knowledge managment.md	
@@ -70,7 +70,9 @@
 	- https://warburg.sas.ac.uk/library-collections/warburg-institute-archive/online-bilderatlas-mnemosyne  
 	- https://warburg.blogs.sas.ac.uk/2020/09/23/bilderatlas-mnemosyne-exhibition-assistant-lorenza-gay/
 - zkm
-	- https://zkm.de/en/search/site/warburg 
+	- https://zkm.de/en/search/site/warburg
+	- https://web.archive.org/web/20171113093551/http://zkm.de/en/blog/2016/10/what-can-be-done-with-images 
+	- https://markamerika.com/news/from-the-zkm-collection-writing-the-history-of-the-future
 - [Cornell Uni - Ten panels from the Mnemosyne Atlas](https://warburg.library.cornell.edu/)
 ### media archeology
 -  linearity vs. media archeology