<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Bell, Peter / Ommer, Björn / Schlecht, Joseph</hi> (2013): "Nonverbal Communication in Medieval Illustrations Revisited by Computer Vision and Art History", in: <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic">Visual Resources</hi>. An International Journal of Documentation 29, 1-2: 26-37.