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@@ -18,11 +18,11 @@ Instructor: [Romain Vuillemot](romain.vuillemot@ec-lyon.fr)
 
 1. **Data structures and complexity** - [notebook](01-introduction.ipynb), [slides (pdf)](01-introduction.ipynb)
 
-- 📖 [Python for Everybody](pythonlearn.pdf) chapter 8 (lists), 9 (dictionnaries), 10 (tuples)
+- 📖 [Python for Everybody](pdf/pythonlearn.pdf) chapter 8 (lists), 9 (dictionnaries), 10 (tuples)
 
 2. **Recursion** - [notebook](02-recursion.ipynb), [slides (pdf)](02-recursion.ipynb)
 
-- 📖 [Think Python](thinkpython2.pdf) chapter 5 (Conditionals and recursion))
+- 📖 [Think Python](pdf/thinkpython2.pdf) chapter 5 (Conditionals and recursion))
 
 3. **Stacks and Queues**