• The help option of the docker volume create command:

$ docker volume create -help

• The help option of the docker volume ls command:

$ docker volume ls -help

• The help option of the docker volume inspect command:

$ docker volume inspect -help

• The documentation on the Docker website:

 https://docs.docker.com/engine/admin/volumes/volumes/

https://docs.docker.com/engine/reference/commandline/volume_create/

https://docs.docker.com/engine/reference/commandline/volume_ls/

https://docs.docker.com/engine/reference/commandline/volume_inspect/