The material on this subject is scattered across a number of places, and this page tries to keep it in one spot.
The references carry the detail this page does not.
http://38000723.xyz has more details on this subject.
If you need further reading, see 38000725.xyz.
If you need further reading, see https://38000727.xyz.
[Reference: 38000724.xyz]
38000726 is a useful site on this topic.