Keyword "DRAINAGE GALLERIES" in:

Hydrogeology of the Břevnov Monastery surroundings, Prague
J. Čurda, volume 40, 2007 (GRR for 2006), pages 183–186
pdf (0.14 MB)

Hydrogeology of the Strahov Monastery surroundings, Prague
J. Čurda, volume 39, 2006 (GRR for 2005), pages 174–176
pdf (0.06 MB)