diff --git a/journal/Readme.md b/journal/Readme.md
index 22aa36ae7eb7ddfba23334b1813ffe2f212b6dab..31011075ba2a607d6e54abd0d2823ac781b13e74 100644
--- a/journal/Readme.md
+++ b/journal/Readme.md
@@ -52,4 +52,5 @@ A computational document (presentation of data + calculation code):
 
 - careful with cell running, the environment is not changed for other cells. better run the whole document.
 - lsmagic = lists commands useful in some cases (ex. to plot data).
-- turning on a language works cell-wide (see %%... in lsmagic output).
\ No newline at end of file
+- turning on a language works cell-wide (see %%... in lsmagic output).
+- https://www.dataquest.io/blog/jupyter-notebook-tips-tricks-shortcuts/