diff --git a/module1/ressources/sequence1.org b/module1/ressources/sequence1.org
index 881d19aefa7814bf11d418b206fd4316c004fb09..55a09e997db0719169680c643eddae70ce4e3aee 100644
--- a/module1/ressources/sequence1.org
+++ b/module1/ressources/sequence1.org
@@ -279,3 +279,5 @@ The whole purpose of all these recording systems is to preserve values. They sho
 laboratory and should be adequate but not overelaborate. If too much is demanded of human nature, the system will break down.
 #+END_QUOTE 
 
+** Additional links
+A student of the course pointed to us a very interesting ressource on laboratory notebooks: [[https://colinpurrington.com/tips/lab-notebooks]].