<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Ulrike Peter</hi> (2017): "Corpus Nummorum Thracorum – A Research Tool for Thracology and an Example of Digital Numismatic Collaboration", in: Maria Caccamo Caltabiano (eds.): <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic">XV International Numismatic Congress Taormina 2015. Proceedings</hi>, 1, Roma / Messina: 1306