diff --git a/docs/source/bib.rst b/docs/source/bib.rst
index 21f85a869..2675cec16 100644
--- a/docs/source/bib.rst
+++ b/docs/source/bib.rst
@@ -7,3 +7,4 @@
 
 .. bibliography:: literature.bib
 
+.. todo:: see if we can get the two hanging appnotes as lit references