The earliest Christian monumental painting of Augsburg and South Germany and the only known late-antique bishop (,,Valentinus") of this region

by Korol, Dieter
Published in Antike Malerei zwischen Lokalstil und Zeitstil : Akten des XI. Internationalen Kolloquiums der AIPMA (Association Internationale pour la Peinture Murale Antique) 13.-17. September 2010 in Ephesos (2015)

The Princeton encyclopedia of classical sites

Published 1976

Augusta Vindelicum (Augsburg)

by Ulbert, Günter
Published in The Princeton encyclopedia of classical sites (1976)

Roman Germany : A guide to sites and museums

by Elbe, Joachim von
Published 1975