@book{UBHD-1052412, organization={ICOMOS}, title={Colloques sur l'alteration des pierres}, subtitle={Bruxelles, 1966 - 1967; Brussels}, address={Paris}, year={1968}, pages={176 S.}, language={fre and eng}, library={UB [Signatur: 76 B 1581] ; KU [Signatur: PrT 640]}, }