Update README.md

README.md

@@ -31,12 +31,14 @@ with hyperparameter optimization and pre-trained agents included.
 
 ## Usage (with SB3 RL Zoo)
 
-RL Zoo: https://github.com/DLR-RM/rl-baselines3-zoo
+RL Zoo: https://github.com/DLR-RM/rl-baselines3-zoo<br/>
+SB3: https://github.com/DLR-RM/stable-baselines3<br/>
+SB3 Contrib: https://github.com/Stable-Baselines-Team/stable-baselines3-contrib
 
 ```
 # Download model and save it into the logs/ folder
 python -m utils.load_from_hub --algo ppo --env MountainCarContinuous-v0 -orga sb3 -f logs/
-python enjoy --algo ppo --env MountainCarContinuous-v0  -f logs/
+python enjoy.py --algo ppo --env MountainCarContinuous-v0  -f logs/
 ```
 
 ## Training (with the RL Zoo)