diff --git a/content/notes/think-writing.md b/content/notes/think-writing.md
index 803a8e3e0..e6e6210ab 100644
--- a/content/notes/think-writing.md
+++ b/content/notes/think-writing.md
@@ -136,4 +136,5 @@ Last day In Dunedin.
 Need to write some documentation so that when I come back after the break I wont be totally lost. 
 
 [[Blockchain as a confidence machine — The problem of trust & challenges of governance]]
-[[A blockchain architecture for industrial applications]]
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+[[A blockchain architecture for industrial applications]]
+https://www.google.co.nz/books/edition/_/vqXaDwAAQBAJ?hl=en&gbpv=1&pg=PP1
\ No newline at end of file