[1] S-expressions - Projects: Pose: Specification, 2021-11-02T04:09:49.000Z, 2022-08-23T12:56:58.616Z https://www.pose.s-expressions.org/specification

[2] S-expressions - Projects: Pose: Rationale, 2021-11-02T04:09:50.000Z, 2022-08-23T12:57:17.467Z https://www.pose.s-expressions.org/rationale