1. Moropoulou A, Tsiourva Th, Michailidis P, Biscontin G, Bakolas A, Zendri E. Evaluation of consolidation treatments of porous stones, Application on the medieval city of Rhodes. In: Fourth international symposium on the conservation of monuments in the Mediterranean; 1997. p. 239.
2. Possibilities of silica application in consolidation of stone monument;Domaslowski,1998
3. Hansen E, Doehne E, Fidler J, Laron J, Martin B, Matteini M, et al. Review in Conservation, The International Institute for Conservation of Historic and Artistic Works, IIC. 2003; vol.4, pp. 13–25.
4. The chemistry of silica;Iler,1979
5. AA.VV. Science of ceramic chemical processing. New York: John Wiley & Sons Ed, 1986.