https://arxiv.org/abs/nlin/0408015
[nlin/0408015] Symbolic Codes for Rotational Orbits
Abstract page for arXiv paper nlin/0408015: Symbolic Codes for Rotational Orbits
symbolic codesrotationalorbits
https://researchconnect.buffalo.edu/en/publications/gray-codes-and-the-symbolic-dynamics-of-quadratic-maps/
Gray codes and the symbolic dynamics of quadratic maps - SUNY University at Buffalo