diff --git a/doc/source/index.rst b/doc/source/index.rst
index 44b02cb..226b7da 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -46,6 +46,7 @@
    concepts
    operations
    usage
+   refs
    manpage
    configfile
    salt
diff --git a/doc/source/refs.rst b/doc/source/refs.rst
new file mode 100644
index 0000000..2cf5d22
--- /dev/null
+++ b/doc/source/refs.rst
@@ -0,0 +1,18 @@
+===================
+External references
+===================
+
+* I gave `a talk about reclass`__ at `DebConf13`_, which has been recorded:
+
+  * `Slides`__
+  * Video recording: `high quality (ogv)`__ | `high quality (webm)`__ | `low(er) quality (ogv)`__
+
+__ http://penta.debconf.org/dc13_schedule/events/1048.en.html
+__ http://annex.debconf.org/debconf-share/debconf13/slides/reclass.pdf
+__ http://meetings-archive.debian.net/pub/debian-meetings/2013/debconf13/high/1048_Recursive_node_classification_for_system_automation.ogv
+__ http://meetings-archive.debian.net/pub/debian-meetings/2013/debconf13/webm-high/1048_Recursive_node_classification_for_system_automation.webm
+__ http://meetings-archive.debian.net/pub/debian-meetings/2013/debconf13/low/1048_Recursive_node_classification_for_system_automation.ogv
+
+.. _DebConf13: http://debconf13.debconf.org
+
+.. include:: substs.inc