1. Conservation and exhibition;STOLOW,1987
2. The museum environment;THOMSON,1986
3. WEINTRAUB, S. (1981). Studies on the behaviour of RH within an exhibition case, part I. 6th Triennal Meeting of ICOM, Ottawa.
4. LAFONTAINE, R.H. (1984). Silica gel. Technical Bulletin n.10. Canadian Conservation Institute.