Bibliography (4):

1. https://github.com/RuslanKhalitov/ChordMixer

2. https://openreview.net/forum?id=E8mzu3JbdR

3. Paramixer: Parameterizing Mixing Links in Sparse Factors Works Better than Dot-Product Self-Attention

4. Wikipedia Bibliography:

   1. https://en.wikipedia.org/wiki/Chord_(peer-to-peer)  :

      https://en.wikipedia.org/wiki/Chord_(peer-to-peer)