Update doc/buying_things_for_the_lab.md

Co-authored-by: Marco Barilari <[email protected]>

doc/buying_things_for_the_lab.md

@@ -8,7 +8,8 @@
 - Step 2: Choose your desired specifications and options from the appropriate website (e.g., Apple). It is also good to ask your lab mates what specs could be important not to overlook.
 
 - Step 3: Save a PDF of the detailed quote or invoice (with all specifications) and send it to Roland Jaumain ([email protected]). He will look for available university discounts and provide a final invoice to you and Olivier.
-- Step 4: After acceptance, upload the final invoice to the Lab Drive folder under Main/Computers/Computers, to keep track of all computer purchases.  
+- Step 4: After acceptance, upload the final invoice to the Lab Drive folder under [Main/Computers/Computers](https://drive.google.com/drive/folders/1VsR3GPradIYer0yPuEBcIN9wFDStPiS9?usp=sharing), to keep track of all computer purchases.  
+
 Take into account that after purchase, the **delivery can take 5 to 8 weeks**.
 
 ## Buying any other items