1. D. A. Scott: ‘Copper and bronze in art, corrosion, colorants, conservation’, 106–108; 2002, Las Angeles, CA, The Getty Conservation Institute.
2. J. M. Cronyn: ‘The elements of archaeological conservation’, 216–217; 1992, London, Routledge.
3. śmn-Km, Corinthian bronze, shakudo: black-patinated bronze in the ancient world
4. S. J. Fleming: ‘Authenticity in art. The scientific detection of forgery’, 127–128; 1975, London, Institute of Physics.