Update external_access.md

fixed missing /

documentation/external_access.md

@@ -91,4 +91,4 @@ Returns the computed similarity. Two clusters belonging to the SAME layer will b
 ## Connected Cluster
 Intermediary data-structure used only by the function which computes the similarity. Clusters are connected only to other clusters belonging to a DIFFERENT layer.
 
-```GET https://articonf1.itec.aau.at:30103/api/use_cases/{use_case}/tables{table}/connectedClusters``` returns all connected clusters for the given use-case and table.
+```GET https://articonf1.itec.aau.at:30103/api/use_cases/{use_case}/tables/{table}/connectedClusters``` returns all connected clusters for the given use-case and table.