<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Blackwell, Christopher / Smith, Neel </hi>(2014): "The Canonical Text Services protocol, version 5.0.rc.2", <ref xmlns="http://www.tei-c.org/ns/1.0" target="https://cite-architecture.github.io/cts_spec/">https://cite-architecture.github.io/cts_spec/</ref> [letzter Zugriff: 25.09.2017].