Maria Rubio Redondo (2008) Is Minimal Intervention a Valid Guiding Principle?. e_conservation the online magazine No. 5, June 2008 [6] Retrieved April 23, 2020
Fiorentino, Paola (1994) Restoration of the Monument of Marcus Aurelius: Facts and Comments. p.21, Scott, David A., Jerry Podany, and Brian B. Considine, eds. 1994. Ancient & Historic Metals: Conservation and Scientific Research: Proceedings of a Symposium Organized by the J. Paul Getty Museum and the Getty Conservation Institute, November 1991. Marina del Rey, CA: Getty Conservation Institute. http://hdl.handle.net/10020/gci_pubs/ancientmetals
Submitted by Grahm Voce. (16 Nov 2016) Obituary: Robert Organ. The International Institute for Conservation of Historic and Artistic Works 2020. [4] Retrieved 21 April 2020
Simon Lambert (2014) The Early History of Preventive Conservation in Great Britain and the United States (1850-1950), CeROArt 9/2014, Online since 13 January 2014, connection on 29 April 2020. URL: [2]
Simon Lambert (2014) The Early History of Preventive Conservation in Great Britain and the United States (1850-1950). CeROArt 9/2014, Online since 13 January 2014, connection on 29 April 2020. URL: [3]