^"Dictionary of Art Historians: Grimm, Claus". Archived from the original on 2016-08-10. Retrieved 2013-08-20.
^Grimm, Claus (1989). Frans Hals das Gesamtwerk (in German). Stuttgart & Zürich: Belser. ISBN 9783763019465. There is an English translation by Jürgen Riehle, ISBN 9780810934047