diff --git a/web/wheel-doc/index.md b/web/wheel-doc/index.md
index 56cd35f..e22e17d 100644
--- a/web/wheel-doc/index.md
+++ b/web/wheel-doc/index.md
@@ -22,6 +22,12 @@ The use of collective resources in this piece highlights the power of collaborat
 
 Courtesy to: Casey Horner (https://unsplash.com/@mischievous_penguins)
 
+Reference list:
+“The Myth to Normal”, Dr Gabor Maté
+Nadia Piet and Sandra Reeb-Gruber, https://nadiapiet.com/know-thyself/
+The School of Life
+WNRS, We’re Not Really Strangers
+
 Excerpt from the 404 Questionnaire:
 What do you want?
 Why do you do what you do each day?