<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Blackwell, Christopher / Smith, Neel </hi>(2014): "The Canonical Text Service (CTS)" <ptr xmlns="http://www.tei-c.org/ns/1.0" target="http://cite-architecture.github.io/cts/" /> [letzter Zugriff 18. September 2017].