Found in articles
Wayback Machine (26. март 2020) DOC file with pictures Page about Johannes Urzidil Official page of Collegium Carolinum Архивирано на сајту Wayback Machine
London: Wenceslaus Hollar in reality and imagination (London, 2002). Johannes Urzidil, Hollar, a Czech émigré in England (London, 1942). Works by Wenceslaus