--- a/Sphinx/source/faq/scalability.rst	Fri Feb 14 13:31:51 2020 +0100
+++ b/Sphinx/source/faq/scalability.rst	Mon Feb 17 10:48:45 2020 +0100
@@ -11,7 +11,25 @@
 in hospitals with more than 15TB of data, 125,000 studies and around
 50 millions of instances (please `get in touch with us
 <https://www.orthanc-server.com/static.php?page=contact>`__ if you can
-share other testimonials).
+share other testimonials). Other users have even reported 28TB of
+data. Here are some links to references published on the `Orthanc
+Users <https://groups.google.com/forum/#!forum/orthanc-users>`__
+discussion group: `1
+<https://groups.google.com/d/msg/orthanc-users/tSC0s9Mnp5o/Fg-RXo9sGwAJ>`__,
+`2
+<https://groups.google.com/d/msg/orthanc-users/-L0D1c2y6rw/KmWnwEijAgAJ>`__,
+`3
+<https://groups.google.com/d/msg/orthanc-users/-L0D1c2y6rw/nLXxtYzuCQAJ>`__,
+`4
+<https://groups.google.com/d/msg/orthanc-users/s5-XlgA2BEY/ZpYagqBwAAAJ>`__,
+`5
+<https://groups.google.com/d/msg/orthanc-users/A4hPaJo439s/NwR6zk9FCgAJ>`__,
+`6
+<https://groups.google.com/d/msg/orthanc-users/aYQ7cIFDWEU/HexfDkwJAgAJ>`__,
+`7
+<https://groups.google.com/d/msg/orthanc-users/Z5cLwbVgJc0/SxVzxF7ABgAJ>`__,
+`8
+<https://groups.google.com/d/msg/orthanc-users/6tGNOqlUk-Q/vppkAYnFAQAJ>`__...
 
 The stress is actually put on the underlying database engine, and on
 the storage area (check out :ref:`orthanc-storage`). As explained in