Jens Hedrich, Dietrich Paulus, Hendrik Mäkeler och Ewert Bengtsson: Image-Based Comparison of Pre-modern Coins and Medals, i: Karl-Heinz Franke und Rico Nestler (red.): 16. Workshop Farbbildverarbeitung. 7.-8. Oktober 2010, Ilmenau 2010, s. 156-169.
Jens Hedrich: Image-Based Comparison of Pre-modern Coins and Medals (video)
Jens Hedrich: Image-Based Comparison of Pre-modern Coins and Medals (presentation)