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Continue to ChatSuborbital graphs for the Atkin-Lehner group - https://avesis.ktu.edu.tr/publication/details/d388e0b0-e51c-4ae2-bf84-aca333c8c9cd/suborbital-graphs-for-the-atkin-lehner-group
Suborbital graphs for the Atkin-Lehner group - https://avesis.ktu.edu.tr/publication/details/d388e0b0-e51c-4ae2-bf84-aca333c8c9cd/suborbital-graphs-for-the-atkin-lehner-group