Keyword "QUADER MASONRY" in:

Provenance of ferruginous sandstones and conglomerates used for the building of the romanesque Judita Bridge in Prague
Valečka,J., volume 44, 2011 (GRR for 2010), pages 257–262
pdf (0.72 MB)

Judita bridge and ferruginous sandstones “from Petřín hill“ in Prague
Valečka,J., volume 39, 2006 (GRR for 2005), pages 170–173
pdf (0.62 MB)