Bibliography (6):

1. https://github.com/allenai/rl4lms

2. https://rl4lms.apps.allenai.org/

3. Proximal Policy Optimization Algorithms

4. Wikipedia Bibliography:

   1. Reinforcement learning

   2. https://en.wikipedia.org/wiki/Open_source  :

      https://en.wikipedia.org/wiki/Open_source

   3. Hugging Face