1. G. Wheeler, Alkoxysilanes and the Consolidation of Stone (Getty Conservation Institute, Los Angeles, 2005) 196 pp.
2. C.A. Grissom and N.R. Weiss, Art and Archaeology Technical Abstracts 18.
3. (1981) 150-202.
4. C.A. Price, Stone Conservation (J. Paul Getty Trust, Santa Monica, CA, 1996) Ch. 2.
5. E.M. Winkler: Stone in Architecture, 3rd. ed. (Springer, Berlin, 1997).