<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Geelhaar, Tim (2015)</hi>: <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic">“Talking About christianitas at the Time of Innocent III (1198–1216): What Does Word Use Contribute to the History of Concepts?”</hi> in: Contributions to the history of concepts 10/2: 7–28. https://doi.org/10.3167/choc.2015.100202